Why You Should Lift Weights at the Gym: Sarcopenia
Sarcopenia, a decline in skeletal muscle with age, is inevitable. I have experienced symptoms of this and have then taken measures, which includes weight lifting. It has helped a lot.
Preventing Muscle Loss Among the Elderly
2010 Aug 31 Doctors Seek Way to Treat Muscle Loss
Causes of the loss of muscle mass or strength might include hormonal changes, sedentary lifestyles, oxidative damage, infiltration of fat into muscles, inflammation and resistance to insulin. Some problems stem from the brain and nervous system, which activate the muscles.
Experts say the best approach to restoring or maintaining muscle mass and strength is exercise, particularly resistance training.