Instructions:
- 1Lie down on your back with both your legs and arms fully extended
- 2Keep one leg straight and lift the other one up towards your chest as far as you can
- 3Hold the position for a second and lower it back to the starting position
- 4Repeat the same on the other leg
- 5Continue alternating legs for the desired number of reps
Tips:
- Keep your lower back on the ground to isolate the working muscles
- Control your motion as you bring your legs up and down
- Engage your hip flexors and quadriceps at the top of each rep
- Do not arch your back during this exercise