Not advised: At face value you have an artificail knee. The plastic spacer (polyethlyene insert) is the weak link. The more you load it the higher probability of wearing it out faster. As you get older better off maintaining tone than trying to get bulk. These excercises are likely what lead to your knee breaking down to begin wih.
Answered 6/21/2017
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A doctor has provided 1 answer
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
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