Resistance Training for Muscle Size: How Many Days Per Week Is Best?

by: Zachary Mang, MS and Len Kravitz, PhD


Clients’ age and fitness status play a crucial role in finding the right frequency.

STUDY REVIEWED: Grgic, J., Schoenfeld, B.J., & Latella, C. 2018. Resistance training frequency and skeletal muscle hypertrophy: A review of the available evidence. Journal of Science and Medicine in Sport, S1440–2440 (18), 30862–64.

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Fitness Journal, Volume 16, Issue 2

© 2019 by IDEA Health & Fitness Inc. All rights reserved. Reproduction without permission is strictly prohibited.

About the Authors

Zachary Mang, MS

Zachary Mang, MS IDEA Author/Presenter

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 was also honored as the 2006 Fitness Educator of the Year by the American Council on Exercise.