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

Hang from a pull-up bar using a pronated grip. Your arms and legs should be extended. This will be your starting position.
Begin by quickly raising one knee as high as you can. Do not swing your body or your legs. 3
Immediately reverse the motion, returning that leg to the starting position. Simultaneously raise the opposite knee as high as possible.
Continue alternating between legs until the set is complete.
Primary (target)
Secondary
Log your sets and the app does the rest — 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 →