A fantastic ab workout that will challenge your core and improve your posture.

Single leg abdominal crunch - Ab exercise - Women's Health & Fitness

How to

Lie on exercise mat - core engaged. Raise one leg to 45 degrees, keeping core engaged. Use your core and hands to climb up the leg until reaching an up right position with the upper body.

Using your core muscles, slowly release the body back to the start position. Once sets are complete, repeat on other leg.

Sets/reps: 2 x 12

By Lila Hall, Aligned Training.

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