Sarcopenia is an age-related, multi-factorial process that is phenotypically characterized by the loss of lean tissue mass.
The onset of sarcopenia is insidious, but its progression may be greatly accelerated by physical inactivity and poor nutrition.
Darren E.R. Warburton, Crystal Whitney Nicol, and Shannon S.D. Bredin
We confirm that there is irrefutable evidence of the effectiveness of regular physical activity in the primary and secondary prevention of several chronic diseases (e.g., cardiovascular disease, diabetes, cancer, hypertension, obesity, depression and osteoporosis) and premature death.