Muscle & Fitness and Force Factor have teamed up to offer a special prize to M&F followers with the leanest, meanest abs this Spring in our official #LeanBurn Instagram contest. One lucky winner will receive a Force Factor stack, plus Force Factor swag, including a t-shirt, drawstring bag and water bottle. Get the complete official rules here.

For a workout to jumpstart your fat loss and make those abs pop, try:

 

Lean Burn 1396x130 HEADER

Finalists:

https://www.instagram.com/p/BSv2yyllRk2/

https://www.instagram.com/p/BSBrUGmlLmB/

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