Muscle Gain Guide: Build Lean Mass and Get Ripped Fast

Building lean muscle mass effectively involves a combination of high-density training and strategic supplementation like whey protein or creatine. Discover why women should lift weights for fat loss and how to maintain muscle while getting lean.

Happy senior couple sitting on fitness balls with dumbbells

At What Age Do You Start to Lose Muscle?

Published Jul,08 2011 | By Greg Cooper, D.C.

Muscle loss with aging is known as sarcopenia, a diagnostic term derived from two Latin words, "sarco" for muscle, and "penia" for wasting. It is a natural and progressive loss of muscle fiber associated with getting older.