If you try to bang out 50 or 60 or 100 [reps], then you wind up curling up ... that target the entire core to get a comprehensive workout. Is It Safe to Do Sit-Ups Every Day? If performed correctly, ...

I trained like "One Punch Man" For 30 days! This included doing 100 push-ups, 100 squats, 100 sit-ups, and a 10km run EVERY ...

How Many Sit-Ups You Should Do in a Day Here, MH breaks down the benefits of sit-ups, the muscles worked, how to do them, how many reps and sets you should be aiming for, the best sit-up ...