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 ...

In strength training, also called resistance training or weightlifting, reps are the number of times you complete a single exercise before taking a rest or a break. Short for “repetitions,” reps help ...

New to the gym? Almost any type of resistance training is likely to increase your strength and muscle size. But it becomes more important to follow a program that fits your specific training goals as ...

When you lift a weight, how many times should you lift it? Supposedly, there’s a correct “rep range” to use to build strength, and a different rep range to build muscle size, or endurance, or to “tone ...

Knowing how many sets to do per workout is a minefield. In fact, just listening to your PT reel off the many different types of set names can feel like you've landed in a foreign country. That's why ...