What are reps and sets? This post explains all you need to know about reps, sets, rep ranges and rest between sets, so that you can improve your training results.Anyone that is learning how to lift weights will come across these two terms quite frequently.Whether your interest is in bodybuilding, powerlifting, physical conditioning or a combination of all three, your weight lifting routine will require you to perform the proper reps and sets based on your needs and goals. ~ Berceste