Preserve your muscle mass - Harvard Health

While most men will lose about 30% of their muscle mass during their lifetime, it is possible to rebuild and maintain muscle with a progressive resistance training program and a higher-protein diet.分類：health information, medical information, health news, health report, health newsletters, health newsletter, Harvard Health Publications, Harvard Health Publishing, Harvard Health, health.harvard.edu, health harvard edu, Harvard Heart Letter, Harvard Health Letter, Harvard Women...