Half windshield wipers

Instructions

Lie on the ground, legs raised so that your knees form a 90-degree angle and your calves are parallel to the ground. Your arms are pressed on the ground on your sides.
Rotate your hips to one side until your thigh touches the floor or until you feel a tension in your lower back or abs.
Move your legs back to the starting position and rotate your hips to the other side.

Muscles