What is the suggested amount of time to rest muscle groups between workouts to prevent injury? I want to tone (improve shapeliness of existing muscle) my body and workout on average 6 times/wk ...
Why is it common to rest between sets of repetition? Could I, instead of resting, exercise another muscle group?
If my goal is size. EDIT: Since other people with potentially different goals than mines are likely to see this question, it would be good if your answer includes the optimal rest times for different ...
Currently, I'm exercising 3 days a week (every other day), each day doing 2-3 muscle groups. Currently, my goal is to increase muscle mass. My question is, given my exercise goal, is it better to ...
Why are rest days important? When the weather permits, I jog (or otherwise work-out) every day, but people often tell me I should not, because rest days are important. What is the rationale behind ...