Strengthen those abs with this advanced exercise from PT Lila Hall.

Plank with leg raise - Women's Health & Fitness

Sets: (2 x 1 minute hold)

How to

Begin on exercise mat, down on knees and forearms.

Gently straighten the knees until fully up on toes and forearms

Ensure the lower back is straight and core is engaged supporting the lower back region.

Lift one leg off the ground. Ensure core is engaged to provide support and avoid straining the lower back.

Hold for one to two minutes and repeat with other leg raised.

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