Instructions:
- 1Find a pull-up bar and grip it with an overhand grip
- 2Lift your legs off the ground and straighten them out
- 3Keep your legs together while you kick your feet up and down in a fluttering motion
- 4Keep fluttering for a set amount of time or reps
- 5Return your legs to the starting position
Tips:
- Try to keep your body as still as possible while fluttering
- Ensure your core is tight during the motion
- Avoid bending your knees
- Breathe in a relaxed and controlled manner