Yes: Adolescence (aka puberty) begins the active hormonal period where the muscle cells respond to workouts by increasing lean muscle mass. Bone structure firms to accommodate the increased muscle strength & the adult physique becomes apparent.The window of opportunity will eventually close & those who choose a sedentary lifestyle limit the health gains lean muscle mass could give.
Answered 10/3/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
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