Lie flat on a flat bench with your back pressed against it. Place your hands under your glutes for support. Keep your legs straight and together, and lift them up towards the ceiling. Pause for a moment at the top, then slowly lower your legs back down to the starting position. Repeat for the desired number of repetitions.
1. Lie flat on a flat bench with your back pressed against it.
2. Place your hands under your glutes for support.
3. Keep your legs straight and together, and lift them up towards the ceiling.
4. Pause for a moment at the top, then slowly lower your legs back down to the starting position.
5. Repeat for the desired number of repetitions.