butt-ups
butt-ups is a common strength training exercise. Below are form tips, steps, and demos.
Steps
Step 1
Lie flat on your back with your knees bent and feet flat on the ground.
Step 2
Place your hands by your sides, palms facing down.
Step 3
Engaging your abs, lift your legs off the ground, bringing your knees towards your chest.
Step 4
At the top of the movement, squeeze your abs and pause for a moment.
Step 5
Slowly lower your legs back down to the starting position.
Muscles & body parts
Primary muscles
Secondary muscles
Primary body parts
Common mistakes & warnings
Form & control
Avoid momentum and excessive swing; keep core stable; match breath to movement; control the eccentric phase.
Control breathing and core; keep a steady tempo.
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