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Exercise preview

Towel knee extension

Beginner30 secondsNo jumping

Muscles worked

Quads

You need

No equipment

How to do it

  1. Sit on the floor and use your palms to lean back into.
  2. Place a rolled towel under your knee so it is slightly bent.
  3. Try to squeeze the towel between the back of your knee and the ground by extending the leg.