• Grip bar, hang with arms extended, body straight.
    Engage core, lift knees towards chest.
    Hold that position for the specified amount of time.
  • To perform a bodyweight mountain climber, start in a plank position with your hands placed directly under your shoulders.
    Bring your right knee towards your chest, keeping your foot close to your hand. Quickly switch legs, bringing your left knee towards your chest.
    Continue this movement, alternating legs, at a slow pace for a set amount of time or repetitions.
  • Start in a plank position with your feet on a stability ball and hands on the floor.
    Engage your core and tuck your knees toward your chest, rolling the ball forward carefully.
    Extend your legs back to the starting position, maintaining balance and control throughout the movement.
  • Place your feet on the ball and get in to a plank position.
    Pull your hips straight up toward the ceiling.
    Lower your hips until you're back in a plank position.