# hypertrophy

Barbell loaded with weight plates for heavy lifting
Strength Training

How Heavy Can You Go for Muscle Growth?

The classic 8-to-12 rep rule for muscle building might be wider than you think. Here's what 12 studies say about how heavy your sets should actually be.

Graph showing calorie balance continuum from deficit to surplus
Strength Training

Is Body Recomposition Possible?

You don't have to choose between cutting and bulking. The research shows you can build muscle and lose fat at the same time — here's what the numbers actually say.