400 Core Abs Challenge



Are you ready for a challenge? Take your Core and Abs to the next level with this fun and motivational app. No equipment required and no back breaking crunches either!

Watch the videos to learn the exercises, take the challenge and record your time. Have fun using the latest cutting edge exercises "on the go" using just your own bodyweight.


★ CLEAR EXPERT TUITION: each exercise is explained in detail along with common mistakes that are made and ways to maximise your results

★ TAKE THE CHALLENGE: start the clock and run through the challenge one exercise at a time

Part of the GB Challenge Series

Brought to you by Greg Brookes, Personal Trainer and Natural Movement Expert

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