Crunches build muscles while situps build abdominal muscles. Each workout is important based on individual needs.
crunches.. sit ups can give you a hunch back
Crunches.
Twice a day, do sit-ups for three minutes. Overtime, you'll get better. I can do about 65 sit-ups per minute.
sit-ups raise your heart beat more
You have to do sit ups. You can put weight on your shoulder and then do those sit ups. 4 to 8 such sit ups and 4 to 8 such sessions on alternate days.
Better for what? That is like saying "which is better a car or a boat". They are two toatally different exercises that focus on different parts of the body. Sit ups are primarily a stregth/endurence exercise of mainly the abdominals (esp. the rectus abdominis) Push ups are a stregth/endurence exercise focusing on the upper body (esp. the chest, shoulders and triceps)
The bicycle exercise while lying on your back; also on your back and lying flat and raising your legs slowly off the floor up and down works just as well as sit ups.
Neither is better, they work different muscles.
Keep trying until you can do it so that there wont be difficulties later on.It's all about practice, there are no short cuts in getting better you just have to keep at it and do sit ups whenever you can.
Sit-ups will work out your abdominal muscles.
Yes. His primary workout focus on push-ups and sit-ups to build upper body strength. While in prison Lil Wayne did 15,000 sit-ups and 20,000 push-ups in a week.
Try t run a mile every day to work on speed sit-ups or crunches for midsection work on push-ups or pull-ups for upper body and improve shooting
lower: leg leglifts upper: crunches.crunches are better that sit ups. sit ups also give you a hunched back. also dont eat stuff with a lot of fat in it.
Sit ups do not burn stomach fat. Sit ups build and tone stomach muscles.