Ditch the crunches — planks are a super effective exercise for strengthening and toning your core muscles ... typical plank ...

Achieve your news year's resolutions with and make exercise a habit with this low-impact indoor walking workout challenge ...

Want to build serious glute, hip, core and leg strength ... When I decided to take on a 30-day leg raise challenge, however, it wasn’t for the promise of stronger abs or rock-hard quads.

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