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1.01
StrengthStability ball

One Leg Extension (on stability ball)

Intensity
10–20 reps
MET
3energy expenditure
Type
Strength

Target muscles

  • Hamstrings60%

Supporting muscles

  • Calves
  • Quads
Language:RUEN

How to do it

Point the toes of your extended leg toward the ceiling and keep that leg straight.

  1. 1

    Lie on your back with your calves on top of a stability ball.

  2. 2

    Extend one leg towards the ceiling.

  3. 3

    Press down into the ball with your other leg, lifting your hips off the floor.

  4. 4

    Hold for a moment at the top, then slowly lower your hips back down.

  5. 5

    Repeat for the desired number of reps before switching legs.

Expert tip

Maintain a neutral spine and avoid arching your back by engaging your core throughout the movement.

Common mistakes

  • ✕Rolling the ball away as the hips rise
  • ✕Letting the hips sag at the bottom
  • ✕Bending the knee of the pressing leg
One Leg Extension (on stability ball) · 1.01