There are certain rules you should always follow in the gym. Never lift more than you can handle and always wipe down equipment after you use it, for example. But other rules are more flexible ...

As the workout progresses, the intensity escalates with repeated drop sets, partial reps, and extended time under tension ...

Range of motion plays a key role in muscle growth. Here’s how to use full reps and stretched positions to build stronger muscles.

A rep is a repetition — that is, the number of times you do an exercise before you take a short break. A set is a group of repetitions, like two sets of 15 reps. Strength training is a type of ...