- Lie on your back and open your legs into a diamond shape (aka butterfly legs) with the soles of your feet pressed together and knees out wide. Extend your arms overhead.
- Inhale to curl the torso up and tap the floor in front of your feet to stretch your glutes a bit.
- Slowly lower back to the starting position.
- This counts as one rep.
- Do as many reps as you can in 50 seconds.