Varied Strength Training Doesn’t Boost Muscle Growth

Increasing muscle mass through strength training requires working out until fatigue sets in and putting in a sufficient number of hours at the gym to do so, says Lukas Moesgaard. Jonathan Borba/Unsplash

Varied strength training has a positive effect on developing strength, but not on muscle growth, a new study finds.

For years, the word around gyms has been that to put on muscle, you need to vary your training with regards to weight, repetitions, and exercises.