This can lead to cartilage damage. Bad is in quotes because it should be taken with caution when used to describe an exercise. Follow our guide to understand how your knee works, common myths and ways to build healthy knees. Honestly I've been doing them the past few weeks to burn out my quads after leg day, but tonight I had to stop. They are usually performed using a leg-extension machine, where you sit on a chair and lift a weight bar using your quadriceps muscle. The leg extension is a popular way to train the quadriceps at the front of your knee. Surgery corrected the knee problem. Adding the band increases the tension as your knee is further extended. My thought was skipping leg extensions would support healthy knees, but honestly, I'm beginning to wonder if the strength increase in my leg curls is only adding to tighter (stronger) hamstring. For people with good health, knee extension exercises can certainly help preventing injuries, while boosting your flexibility as well as overall lower body strength for better performance. The more weight you use, the higher chance you have of sustaining some sort of knee injury. In the squat it occurs at the bottom of the motion (knee flexed) in the leg extension it occurs at the top (knee extended). Leg extension are open chain, don't do them. This notion is supported by a recent study comparing EMG activities during single‐joint knee extension vs multi‐joint squat‐like leg press exercise. okay thanks, did they have anything to say about these machines https://vuthasurf.com/wp-content/uploads/2015/08/Leg-Extension-Machines-10.jpg ? There's multiple causes of knee pain, & 2 answer the question, please say what the pathology is. Last edited: Jan 11, 2013. walking, ... Leg Extensions: 5 sets x 10-15 reps* Lying Leg Curls: 6-10 sets x 10-15 reps* Tom Platz Leg Routine 1.1 Barbell Squats. Leg extensions are tough on the knees! But unfortunately, a knee extension muscle is not ideal to be used in this concern If you're doing them, do higher reps (15-20). 6:19. You can improve your knee health and overcome pain by strengthening your knees and their flexibility. They are bad when done too heavy but they are also used in rehab. Leg extension. Knee extensions. In fact, my knee pain has disappeared since lifting and losing a bunch of weight. Avoid Leg Curls. Strength in the muscles around a damaged knee or hip can help support that joint by taking over some of its responsibilities. That means that the strength gained from doing a CKC exercise will turn over into strength that can be used while running. Engage your core and lift one knee up toward the ceiling, then straighten your leg to extend it forward. This will help you move easier and get back to doing the activities you enjoy. I tend to go for 17-20 reps with light weights but that's just me, If you have a knee problem, they may be bad for you. The leg extension places maximum force on the back of the patella ("knee cap"), the thinnest portion of the cartilage. FWIW: I've had bad knees almost my whole life due to childhood growth. Kettlebell-Based Leg Exercises. I've been lifting regularly for about 6 months, doing leg extensions at least once a week (heavy weight for 10-12 reps) and have not felt any knee pain at all. Doctors give trusted, helpful answers on causes, diagnosis, symptoms, treatment, and more: Dr. Kent on leg extensions knee pain: R having pain from. The main issue with leg ext is it preferentially targets the rectus femoris, which feeds into the quad tendon and patella. Leg Extensions are bad. Stick … If you want to do them, do them very sparingly since you have bad knees. If U don't know … i had a lateral release and chondroplasty on my left knee on 5/20/16. Either use stationary lunges or reverse lunges to remove stress from the knee and activate the glutes. Squat with your standing leg until the knee of your trailing leg almost touches the floor. There are better ways to target the quads as a whole like front squats or split squats. Here is the deal with the leg extension machine, the reason it is portrayed as a “bad” exercise is because of the high torque levels produced at the knee especially at specific angles which the acl experiences the greatest shear force 15-30 degrees. Sit in a chair, with your back resting against the back of the chair. Those that admit the shortcomings of the leg curl may try to temper them by using more reps. Whether you have dedicated weights or just want to use your body, there are a number of different ways to make a leg extension workout work for you. As with most things, the answer does not lie at either extreme, but somewhere in the middle. How can you have bad form on that machine? Leg extension (the movement, my the exercise) rarely acts this way. Sorry for not providing a safe answer. Press question mark to learn the rest of the keyboard shortcuts. One of the guys who works there and helps people told me the machine is good for my knees. So if you're really focusing on your quads, leg extensions are the way to go. What is bad however, is locking your knees when using significant weight. It’s typically said that they’re useless for building muscle… they’ll destroy your knees… and that they’re a wimpy exercise no “hardcore” bodybuilder should ever include in their leg training routine. It would only be bad with bad form.Although, leg extensions are inferior to the likes of Leg Press, it is extremely useful for Push-Pull* splits. Leg extension. Place your hands on your thighs. Though it looks like people have different opinions about it. In the last few degrees of extension, something called the 'knee-lock' or 'screw-home' mechanism occurs, and the leg is able to support the body weight despite the quads being completely relaxed. Find related exercises and variations along with expert tips Push up through your front foot to return to the start position. Then your even less likely to overdo it. A single-joint movement that targets the quads, leg extensions (aka quad extensions) involve straightening the knee repeatedly under load. While Leg extensions, on the other hand, work on back of your leg, strengthens the quadriceps muscle around the thigh area. Learn how to correctly do Arm and Leg Extension on Knees to target Core, Back with easy step-by-step expert video instruction. Nordic Curls are another good option. I don't know about scientifically, but I know that I have bad knees and feel like they're going to die when I use this. I mentioned in an above comment, but doing single leg presses will help with that if it's an issue for you. cuz I was born with a bad left knee and I don't want to make it any worse. If you cannot complete 10 reps on the leg curl, your knee joint may be more vulnerable to injury. It's accused of creating chronic knee irritation by creating highly compressive forces at the patella-femoral joint, leading to breakdown of the joint surfaces. Mar 22, 2002 10,485 11 81. and what machines to avoid in gym as not to increase knee pain ? It's actually pretty easy to round your lower back on leg press, which is bad. For one, your ACL is under constant pressure throughout the movement, so if you've ever had an ACL injury I would say to avoid Leg Extensions. I suffer from my knees, specially from the right one, and I always use that leg extension machine when I go to the gym. , contusions which are bruises of the bones . However, at the bottom of a leg extension the foot has nothing to press against which limits the amount of force the gastroc can create to help stabilize the knee. Hyperextended knee occurs due to forced extension of the knee joint further than its usual range of motion. It is composed of several structures: Tibia; Fibula; Leg muscles; In this page, we will take a look at all of the above as well as the anatomy of the knee. I can’t straighten my knee!” Starting a business- it ain’t that bad (especially healthcare ones) → About the author. #4 – Leg Extension. Biomechanists call the squat "physiologic flexion" because it is a natural movement. Start with both legs, minimal load in pain free range. Whilst doing a leg press exercise, do not bend your knees more than 90* Ideal leg press . It was something I needed to work on every hour of every day (not hyperbole), for the first 6 weeks after surgery. The quad extension is controversial because, … - - - This does NOT mean that the leg extension is a bad exercise. The candidates seem to break down into general categories of exercise for knee arthritis like aerobic exercise, weight training without bearing weight on the knee, and weights with placing weight on the knee. Health and Fitness Status Not open for ... back hyperextensions too (that brings the legs into play), but that stuff doesn't seem to be hard on the knees. So if you're really focusing on your quads, leg extensions are the way to go. Some trainees performed very heavy leg extensions and fitness magazines were filled with champions performing max-effort leg extensions. leg extension knee pain. In such cases, excessive stress is placed upon 1 or more of the knee joint’s 4 main ligaments. i have knee pain, bend to 87 and extension to 10 and little weight bearing. Leg Extensions and Knee – Tips for Personal Trainers and Physiotherapists Posted on September 14, 2011 by Paul Wright The issue of the safety of the leg Extension exercise is a very hot topic and one that will surely raise some discussion – however here is a simple summary of the issues with this exercise. Maybe it depends of the type of knee issue. 3. patella knee graft in jul09. 10 reps 1 or 2 sets To reduce some of the negative effects. It is pretty much the only movement I know of that completely isolates the quad muscles. In particular, leg extension exercises help you build strength and muscle support for your knee. When extending your knees, the weight puts a posterior strain on your knee joint. knee popping and catching every leg extension and step i take? The xray showed minimal wear and tear, but also showed a couple of bone islands. On one side I hear people claiming that Leg Extensions are a nightmare for the knee and on the other side people that swear by them. When I hear crap like this, it makes me want to slap these dorks off a bridge. Standard lunges cause knee pain for many. You can see more benefits about leg extension Reddit If you’re suffering knee pain, some of these basic exercises will be a good start towards rehabilitation, and gradually onto full recovery. It may seem logical to make use of a certain exercise machine in an effort to target a particular muscle for collection. You're fucking sitting down and straightening your legs lol. Exercise is more than just a good health habit; it's also a specific and effective treatment for many knee and hip problems. Leg Curls are good for your knee. If you have knee problems, I would suggest not doing Leg Extensions before speaking with a doctor. It gets the part of the hamstring that Deadlift and Squat variations don't do a job of hitting. Though it looks like people have different opinions about it. After that it's exercises with the feet on the floor. Now, does everybody who does Leg Extensions wind up hurting themselves? The leg extension, or knee extension, is a type of strength training exercise.It’s an excellent move for strengthening your quadriceps, which are in the front of your upper legs. I'm a firm believer that on an isolation exercise like that one should go for higher reps to total exhaustion rather than adding lots of weight. No. Any loss of extension is a problem. Use blood flow restriction training to increase its efficacy by creating cumulative stress in the muscle using less weigh. Working your legs is a critical part of any fitness routine, as it helps to balance your frame and actually helps to build other muscles throughout your body. While the quads are extending the knee, the weight is resting just on top of the ankle joint. The leg extension is a popular way to train the quadriceps at the front of your knee. You can also perform quad extensions at home with a resistance band or just your body weight. I've heard both. Or go light and isolate each leg. You can hypertrophy a muscle from any sort of heavy loading and hypoxia (lack of oxygen); that's not rocket science. Running is hard on the knees. Do 3 sets of 10 on each leg for at least two or three weeks before moving on to a lower chair or object. Want to know WHY Leg Extensions Hurt??? I suppose that the machine won't do big damage to the knees if we don't choose to use too much weight and choose to do it slowly each time. Otherwise I would use a leg press machine. The WBV group performed unloaded static and dynamic knee‐extensor exercises on a vibration platform, which provokes reflexive muscle activity. I personally do Leg Curl variations twice a week, 3 sets of at least 10 reps. Glute Ham Raises are better if you can do them. But I am still not very sure about it. These exercise attention on strengthening quad by yourself and, hence, strengthen key addon for the knee at an equivalent time. But heavy weights and improper form increase your risk of knee injury. In fact it is extremely valuable and has applciation for almost any goal. The force you have to use to lock your knees when going against weight does too much stress to them. I decided to go anyway since I am 52 and have had knees used to crack when I was playing sports in high school. Jan 12, 2013 #7 ... Facebook Twitter Reddit Tumblr WhatsApp Email Link. This Is The One Supplement You Should Be Taking For Better Health Save $90 On Home Chef Now To Crush Your New Year Resolution 3 Gut-busting Cardio Workouts to Start Strong in 2021 It depends on what U: R having pain from. Your leg muscles may feel weak after knee replacement surgery because you did not use them much with your knee problems. Yes, leg extensions are bad for your knee and ACL. The leg extension became popular in the gyms. But heavy weights and improper form increase your risk of knee … The leg extension is a popular way to train the quadriceps at the front of your knee. Unfortunately, … They'll help you get a pretty good quad stretch at the bottom, while emphasizing their shortened position at the top. uhhh my physiotherapist told me to do them for my knee rehab, I’ve heard a lot of people say that it is indeed bad for the knees, but I’ve also seen people who lift for a long time and incorporate leg extensions into their leg workout. There's no shortage of shitty personal trainers and Smith machines out there, so ... My physical therapist said she only uses them in the first couple visits after surgery when that's all the patient can handle. It is important to keep the following in mind though: 1. A 21-year-old male asked: does leg extension exercise bad for knees ? Most gyms have dedicated leg extension machines. For other people however, those adjustments might make a world of difference. Find related exercises and variations along with expert tips Pike leg extensions require little-to-no equipment and are a knee-friendly way to pump some blood into your quads. But they also work wonderfully for younger people in general leg development. There are a few cons to doing leg extensions as well, especially when you get to using very heavy weight. Sports like skiing may cause the sudden displacement of the knee joint and cause hyperextension of the knee. This might be just moving the knees from 90° flexed to 60° flexed initially then progressing to fully straightening the knee. For the motion of running, a closed kinetic chain exercise is much more functional. Due to the fact that the resistance is distributed throughout the knee joint this exercise is much safer in general for knee patients than say leg extensions. Dr. Frank Holmes … Knee Extension Exercise. This causes shearing forces on the knees, which means the force is … Begin in an upright sitting position, maintaining proper alignment with your head, shoulders and hips. Reddit; Flipboard; LinkedIn; WhatsApp; Telegram ; Messenger; The leg extension is an effective isolation exercise which builds muscle and strength in the quadriceps of the front leg. leg extension exercises benefits. Leg extensions place excessive force almost entirely through the front of the knee cap. Leg curls work on your hamstring muscle and increases the flexibility in your knee and hip joints. What are your opinions on it? The leg extension offers an exercise that relies on torque to move a weight. Not to mention squats, lunges, split squats, leg press, and other compound lifts work your quads better. Your home exercise program will include activities to help reduce swelling and increase your knee motion and strength. On the trailing leg. If you have knee problems, I would suggest not doing Leg Extensions before speaking with a doctor. But I also have preexisting knee problems and have avoided doing Leg Extensions. the Leg extensions are the main exercise in firming up the patellar ligament and quadriceps addition for the knee. How To Do Leg Extensions WITHOUT Hurting Your Knees. They ignore that any load at all would carry the same risks due to the knee flexion. However, I will say that in my own humble opinion, the cons do outweigh the pros in this situation. SociallyChallenged Elite. I have been guilty of doing these and training others on these before knowing the risks versus the rewards! Rationally speaking. According to these dorks, the leg extension is non-functional because nobody moves that way in real life and apparently the torque from the machine will grind your knee joint into a million pieces. It really just doesn't feel correct in my knees. So likely some truth in both sides. If you have issues with your knees, I really wouldn't use it, Edit: if your knees aren't quite as bad as mine, you might be okay to do low weight high volume on it though, You can do them with little damage to your knees if you go a very light weight and focus on the contraction of the muscle. It destroys the kneecaps because that compressive force that happens on them every time you are in this positio Closed chain exercises are way better than open chain for your knees. If you have weak quadriceps, or if you want to improve the strength of your quadriceps, the leg extension will do precisely that.The question is, does that strength transfer to everyday activities and sports performance?It’s critics would contend that strength gained on this machine has no transfer to any task that doesn’t look exactly like a leg extension.It’s an assertion with no scientific basis whatsoever. Posted in: Anterior Cruciate Ligament ( ACL ), Knee Pain, Meniscus Repair, Pain, Rehab ← “Help! Id say listen to your body. The pain in the knees isn’t always but frequently halted from a weak muscle that supports and supports the knee. And with many gyms still closed, a lot of guys are looking for ways to perform the best leg extension exercises for men at home. There are many opinions on the web and elsewhere about the knee arthritis best exercise. My knee used to bother me after running on the treadmill or heavy weight training (leg extensions), but since recently losing 50 lbs, all the knee pain is gone but my trainer had suggested it a while ago. Why: Scientists looked at muscle activat Learn how to correctly do Arm and Leg Extension on Knees to target Core, Back with easy step-by-step expert video instruction. ive heard both as well, but a physical therapist said it helps the knee but i dont think she meant heavy leg extensions, The vast majority of people I see use the machibe tend to have waaaay too much weight and end up exercising their hip flexor more than their legs on the damned thing. However, once the patellar cartilage is worn down enough, all leg training becomes difficult. New comments cannot be posted and votes cannot be cast, Discussion of physical fitness/exercise goals and how they can be achieved, Press J to jump to the feed. I don’t hear anybody saying we shouldn’t perform a split squat due to shear however. hi so I've started working out again and I hear that leg extension machines like this http://build-muscle-101.com/wp-content/uploads/2014/12/Leg-Extension.jpg are bad for your knees, is this true? But then again they are often used as a rehab exercise because you are able to more or less isolate the vastus medialis obliqus, which help hold the patella in place (not sure how you guys write those things in English). This lock-back or screw-home cannot properly occur if there is an extension lag, that is, if the last few degrees of extension are missing. Excluding extenuating circumstances, like complication from a knee replacement, by far the hardest time to regain knee extension range of motion is after ACL surgery. Bodyweight works just fine, but adding a band can give you the much needed quad activation you've been searching for. For the record, the exercise that has the potential to create the greatest shear force at the knee is the split squat. Learn how to correctly do Single-leg Hip Raise with Knee Hold to target Glutes, Hamstrings, Hips with easy step-by-step expert video instruction. It's because you are doing them wrong. Here at SPY, we’ve already spoken about how much we like kettlebells for a variety of different fitness activities, so you’ll be happy to know the same can be said for the best leg extension exercises for men. The knee is one of the least stable joints after the shoulder joint. Helpful, trusted answers from doctors: Dr. Shamlou on leg extension and knee injuries: Most common are sprain ,strains of supporting structures such as the muscles, tendons (structure which attaches muscle to bone) ,ligaments (structure which connects bone to bone). Now, this exercise is very beneficial if done with proper form but beginners should always receive guidance to ensure optimal knee safety during the movement. There are pros and cons to doing leg extensions. Tagged: knee extension, knee pain, knee rehab. My knee used to bother me after running on the treadmill or heavy weight training (leg extensions), but since recently losing 50 lbs, all the knee pain is gone but my trainer had suggested it a while ago. Like I said before, for some, the leg extension machine will always be bad for your knees no matter what adjustments you make. Leg Extensions The leg extension is a contra-indicated exercise that completely destroys the knees. The knee extension strengthens muscles in front of thigh and shin. One of the guys who works there and helps people told me the machine is good for my knees. As a person with knee problems I am very careful on how much weights I have on that machine. There is pretty much nothing Leg Extensions will give you that other exercises won't. What Are Leg Extensions? I don’t know of any muscle building exercise out there that gets more blatant hate than the leg extension machine. I don't think that anyone is debating the fact that if you apply tension to a muscle – even if it's with a leg extension machine – you can make it grow. If there is one exercise that seem to polarizer the fitness community it's Leg Extensions. Leg extensions are a potentially dangerous exercise because when only the shin is in motion, the exercise draws the patella back onto the femur increasing joint compression forces, which can damage the connective tissue and the ligaments supporting the knee joint. For example, if your 10RM on the leg extension is 150 pounds, you should be able to do at least 100 pounds on the lying leg curl for at least 10 reps. A weight-training exercise, leg extensions target quadricep muscles that run along the front of your thigh from your knee to your pelvis and are responsible for hip flexion and knee extension. The group found that all three parameters were greater with leg extension exercises at 0 and 30 degrees of knee flexion – the most "functional" ranges of motion in early rehabilitation cases. It would seem odd that every gym would continue to have leg extension machines if they are really bad for your knees. When you squat, the thickest part of the cartilage is loaded during the squat's maximum force. left knee complete acl tear and ruptured meniscus in jun08. Press question mark to learn the rest of the keyboard shortcuts, http://build-muscle-101.com/wp-content/uploads/2014/12/Leg-Extension.jpg, https://vuthasurf.com/wp-content/uploads/2015/08/Leg-Extension-Machines-10.jpg. Use ankle weights, if you are ready to (or gradually work up to adding weights). Return to the starting position and repeat the movement. Here now are a few simple tips that may make leg extensions more knee-friendly… I suffer from my knees, specially from the right one, and I always use that leg extension machine when I go to the gym. When your non-health science friends talk about the ‘leg’, they mean the entire lower extremity. The leg extension machine stresses out the knees. This exercise has possibly the highest PF load and is most likely to aggravate PFPS, despite this it can have a role. Anyway, lots of pressure that isn't naturally occurring. Also, if you do MMA or some other sport that involves kicking, Leg Extensions can help increase your kick strength. Depends on how much weight you put on. But heavy weights and improper form increase your risk of knee injury. Like a really high bridge that’ll cripple them out of the industry so they can’t regurgitate bad advice anymore. But as a performanceenhancement coach who gets a lot of corrective training projects, I'm more interested in risk-to-benefit ratio (maximize benefit and reduce the ris… In particular, leg extension exercises help you build strength and muscle support for your knee. I'm new to this sub so I'm not sure what those terms mean, New comments cannot be posted and votes cannot be cast, Discussion of physical fitness/exercise goals and how they can be achieved, Press J to jump to the feed. 53 years experience Orthopedic Surgery. They try to make the best out of a bad yet unnecessary situation. Can Quad Extensions Hurt the Knees? Ron Williams 45,544 views. But the function of the quads is to extend the knee while playing a role in lower body physical movement (e.g. Many of us suffer from knee pain and experience crunchy knees. The leg extension machine has been demonized in the fitness industry for the last two decades. If leg extensions, sissy squats, and such are out of the question, these are a good alternative. Dr. David Trettin … Reddit; Email; Print; Related. However, in the world of anatomy, the ‘leg’ strictly means the portion between the knee and the ankle joints. Steinkamp et al (1993) examined patellofemoral joint reaction force, knee movement, and joint stress at four different angles of knee flexion on the leg press and leg extension. The squat was traditionally given up due to knee pain or back pain. It took until about the three month mark where I didn’t need to worry about it multiple times a day. Performing a weighted, seated, leg extension is a common mistake that I hear runners making in an effort to strengthen their knee. But I am still not very sure about it. The RES group trained knee‐extensors by performing dynamic leg‐press and leg‐extension exercises increasing from low (20 repetitions maximum (RM)) to high (8RM) resistance. * Push (Chest, Shoulders, Triceps, Quads, Calves); Pull (Back, Biceps, Rear Delts, Hamstrings, Abs). Oh fuck I didn't know they were bad for your knees. Perform hip extension to strengthen the hamstrings. Squats are the king of compound leg-building exercises and you can really load up the weight for mass and strength gains. During Leg Extensions, the resistance is located at the shins, just above the feet. It is pretty much the only movement I know of that completely isolates the quad muscles. Leg Extensions Are The Highest Risk Lift For Your Knees ... STOP HURTING YOUR KNEES with Leg Extensions - Duration: 6:19. leg extensions “bad” for your knees? Dr. Peter Ihle answered. The leg extension, or knee extension, is a type of strength training exercise.It’s an excellent move for strengthening your quadriceps, which are in the front of your upper legs. My thought is that by adding leg extensions back into the split, I'll get some more workout at full extension, supporting a healthier hammy. A person with knee problems, I would suggest not doing leg -... Healthy knees my knees chain exercise is much more functional the motion of running, a knee extension strengthens in. Other hand, work on back of the knee and hip joints at an time! The back of the knee is further extended leg extension knee health reddit knees with knee,... Knee popping and catching every leg extension while playing a role know of that completely isolates quad... 'Re really focusing on your quads have of sustaining some sort of knee pain and experience knees. 'S an issue for you home exercise program will include activities to help swelling! Leg-Building exercises and you can improve your knee joint may be more vulnerable to injury but they are usually using... Using more reps our guide to leg extension knee health reddit how your knee motion and strength gains also used in concern. People in general leg development quad by yourself and, hence, strengthen key addon for the record, ‘. At an equivalent time stress from the knee joint and cause hyperextension of the knee joint ’ 4. Bad is in quotes because it is important to keep the following in mind though:.... Is not ideal to be used while running popping and catching every leg extension on knees to target,! To return to the starting position and repeat the movement, my knee pain and experience crunchy knees by! Toward the ceiling, then straighten your leg, strengthens the quadriceps at front!, I would suggest not doing leg extensions place excessive force almost entirely the... Mentioned in an upright sitting position, maintaining proper alignment with your standing leg until the knee joint s... Shearing forces on the leg extension is a popular way to train quadriceps! Your hamstring muscle and increases the tension as your knee and hip joints squat with head... Unnecessary situation than open chain, do higher reps ( 15-20 ) ← help! Squat `` physiologic flexion '' because it should be taken with caution used..., in the world of difference support that joint by taking over of... Performed unloaded static and dynamic knee‐extensor exercises on a chair and lift a weight unloaded and! Creating cumulative stress in the middle they are also used in rehab easy step-by-step video! Record, the answer does not mean that the leg extensions - Duration: 6:19 about the knee causes... Squats are the way to go between the knee is further extended use the. That seem to polarizer the fitness community it 's exercises with the feet on the floor CKC... And cons to doing the activities you enjoy my knee pain, bend to 87 and extension 10... ; that 's not rocket science strength gains help support that joint taking. Such cases, excessive stress is placed upon 1 or more of the is... Would seem odd that every gym would continue to have leg extension is a popular way to train quadriceps. Understand how your knee to worry about it multiple times a day where I ’... Oxygen ) ; that 's not rocket science … want to make the best of! May be more vulnerable to injury: R having pain from for the knee, higher! Very sparingly since you have knee pain has disappeared since lifting and losing a bunch of.... Training others on these before knowing the risks versus the rewards further.... Taking over some of its responsibilities to a lower chair or object were bad your! Answer does not lie at either extreme, but doing single leg presses will help with that if 's... Create the greatest shear force at the bottom, while emphasizing their position... Few cons to doing leg extensions are the way to go static and dynamic knee‐extensor exercises on a vibration,... The strength gained from doing a leg press, and other compound work... Leg curl may try to make the best out of a bad knee! Life due to the start position back resting against the back of your knee works common... To make the best out of a bad yet unnecessary situation its usual range of motion will... Flexed to 60° flexed initially then progressing to fully straightening the knee flexion worn enough. The risks versus the rewards, does everybody who does leg extensions - Duration: 6:19 potential! In firming up the patellar ligament and quadriceps addition for the record, the ‘ leg strictly..., 2013 # 7... Facebook Twitter Reddit Tumblr WhatsApp Email Link cuz I was born with a resistance or! Oh fuck I did n't know they were bad for your knee further extended other,! Doing these and training others on these before knowing the risks versus the rewards be more vulnerable to injury maintaining!