When I’m asked if crunches or situps are better, I recommend people start with a crunch ... your low back maintains contact with the ground. Rest your fingertips gently behind your head, and ...

Just touch your hips to the chair, don't put any weight on your hips ... The third exercise is called a vertical crunch. You place your hands behind your head and just pull elbows down towards ...

The ab crunch. You can add weight if you want ... To make things more challenging, place a kettlebell or dumbbell behind your head on the floor. Grab it and press it over and in front of your ...

No matter which variations you follow, crunches have the advantage over sit-ups of being able to better target abdominal muscles. "Because the movement is smaller, you can control momentum more," ...