Toe touch crunch This type of crunch is like the abdominal crunch, but your lower body is also moving. Start by lying flat on a yoga mat. Raise your legs straight up so they are pointing toward the ...
• Sit-ups target your abdominal muscles, back muscles, and hip flexors, while crunches only target your abdominal muscles. • Neither sit-ups nor crunches alone burn abdominal fat. Overall activity and ...
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