What Is Sarcopenia, and Can We Turn Back the Clock?

by: Len Kravitz, PhD and Ethan J. Harris


How to confront three forces that weaken muscle cells in the elderly.

What makes us weaken with age? The prime culprit is sarcopenia—age-related loss of muscle mass, strength, power and function (Sayer et al. 2013; Morley 2012). Morley (2012) says 5%–13% of 60- to 70-year-olds and 11%–50% of people in their 80s have sarcopenia, which means “poverty of flesh.”

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IDEA Fitness Journal, Volume 11, Issue 2

© 2014 by IDEA Health & Fitness Inc. All rights reserved. Reproduction without permission is strictly prohibited.

About the Authors

Len Kravitz, PhD

Len Kravitz, PhD IDEA Author/Presenter

Len Kravitz, PhD, is the program coordinator of exercise science and a researcher at the University of New Mexico in Albuquerque, where he recently won the Outstanding Teacher of the Year award. Len w...

Ethan J. Harris IDEA Author/Presenter