negative crunch

Instructions

1. 1

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

2. 2

   Étape 2: Place your hands behind your head with your elbows pointing outwards.

3. 3

   Étape 3: Engaging your abs, slowly lift your upper body off the ground, curling forward until your torso is at a 45-degree angle.

4. 4

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

5. 5

   Étape 5: Repeat for the desired number of repetitions.