Harvard Men's Health Watch
Lift weights to boost muscle
Muscle loss is inevitable as you age, but adopting a regular weight training program can help slow the process. You naturally lose muscle as you age, a condition called sarcopenia. After age 30, men begin to lose as much as 3% to 5% of their muscle mass per decade, and most will lose about 30% over their lifetimes. But you have the power to change this — with weight training.