sit-up with arms on chest

A waist exercise targeting the abs, performed with body weight.

sit-up with arms on chest demonstration
sit-up with arms on chest β€” demonstration

Body part

Waist

Equipment

Body Weight

Target muscles

Abs

Secondary muscles

Hip Flexors

How to do sit-up with arms on chest

  1. Lie flat on your back with your knees bent and feet flat on the ground.

  2. Cross your arms over your chest.

  3. Engaging your abs, lift your upper body off the ground towards your knees.

  4. Pause for a moment at the top, then slowly lower your upper body back down to the starting position.

  5. Repeat for the desired number of repetitions.

Muscles worked

Primary (target)

Abs

Secondary

Hip Flexors

Related exercises

All waist exercises β†’

Track sit-up with arms on chest in NutriMind

Log your sets and the app does the rest β€” automatic PR detection, progression charts for every lift, and progressive overload that adjusts your next workout. Paired with AI nutrition coaching so your training and your plate pull in the same direction.

Planning your next heavy session? Estimate your max with the One Rep Max Calculator and build up to it with the Warm-up Calculator. More free tools β†’