Besides a background check, FBI applicants must pass a physical fitness test that consists of sit-ups, push-ups, a 300-meter sprint and a 1.5-mile run. Think you can stomach the FBI's sit-up test ...

U.S. Army Staff Sgt. Qujuan Baptiste, assigned to Army Sustainment Command, performs sit-ups during the Army physical fitness test portion of the 2017 Army Materiel Command's Best Warrior ...

The first 15-20 seconds of a two-minute sit-up test is where people start off too fast, ... Stretch the hip flexors, thighs, lower back and stomach after each day of the 10-day sit-ups program. 8.

Abdominal sit-ups Several studies have indicated that performing just sit-ups is ineffective because they tend to only strengthen the abdominal muscles closer to the skin (e.g., Rectus Abdominis).