Question: how many reps lean muscle?
Answer: Building Lean Muscle and Improve Muscle Definition Mid-range reps are generally 8 to 12. High range reps are more than 14 reps. Your sets are how many times you complete a rep scheme. So, if a strength training program prescribes 3 x 5 at a certain weight, you are looking at 3 sets of 5 reps.