All exercises

Curl-up

The curl-up is a core exercise that primarily targets the abdominal muscles. It involves lying on your back with your knees bent and lifting your upper body towards your knees.

How to perform: Curl-up

At a glance

Area
Waist
Main muscle
Abs
Equipment
Body weight
Level
Beginner

Form tips

  • Keep your lower back pressed into the floor.
  • Avoid pulling on your neck with your hands.
  • Exhale as you lift your upper body.
  • Engage your core throughout the movement.

What to watch out for

  • lower back pain
  • recent abdominal surgery
  • pregnancy

Also known as

crunch, sit-up, crunch addominale, sit-up addominale, abdominal exercise, core workout

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