Stair climbing exercise will damage the knee What

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According to our coach will say ... as long as all but

but still good

no movement is not harmful to the body only

But the problem is more good than harm or more harm than good when the

stairs should not be too "feminine"

Note After adhering to and movement to relax on the line

the transition would be pernicious to health after overdose

slow slow regular exercise, will be good for a long time, excessive movement is overloaded to run, will burst ..