• Lie on your back, legs bent and lifted off the ground.
    Lower one leg to the ground until your foot taps the ground, keep your other leg up.
    Alternate sides for the prescribed amount of reps.
  • Lie on your back, arms by sides, legs straight.
    Lift one leg to a 45-degree angle.
    Lower leg, lift opposite leg; alternate smoothly.
  • Lie on your back, knees bent, feet flat on the floor.
    Raise both knees towards your chest.
    Lower back down without touching the floor; repeat for desired reps.
  • Grip bar, hang with arms extended, body straight.
    Engage core, lift knees towards chest.
    Lower legs back down, maintain controlled movement.