"The specific muscles that are worked and utilized involve your core muscles (mostly your anterior core muscles), so all your abdominal muscles, and hip flexor muscles," Dr. Rispoli says. A sit-up ...
That’s because your core — which is made up of multiple muscles like your transverse abdominis, erector spinae and obliques — has one primary function: and that’s to help stabilize your body.
Sit ups are a good measurement of muscular strength and endurance - engaging multiple muscle groups, including the abdominal muscles, hip flexors, and lower back muscles. Studies have shown that ...