# Negative Crunch

URL: https://heatsy.app/ex/negative-crunch

Also known as: Eccentric Crunch, Slow Negative Sit-Up

Body region: Core

## Muscles

- Main: Rectus Abdominis, External Oblique, Internal Oblique
- Helps: Iliopsoas
- Holds: Transversus Abdominis, Rectus Femoris

## Technique

1. Sit on the floor with knees bent, feet flat, and the torso upright, arms crossed or reaching forward.
2. Round the back slightly and tuck the chin.
3. Lower the torso toward the floor as slowly as you can, about four to five seconds.
4. Stop when the shoulders reach the floor, then use your hands or a quick roll to sit back up and repeat.

### Cues

- Lower one vertebra at a time.
- Keep the abs tight all the way down.

### Common mistakes

- Dropping the last part of the range.
- Flattening the back and leaning back like a plank.

## Alternatives

- [Crunch](https://heatsy.app/ex/crunch)
- [Reverse Crunch](https://heatsy.app/ex/reverse-crunch)