Story by Brett Williams, NASM, Ebenezer Samuel, C.S.C.S. AB TRAINING SHOULD be more than just an afterthought, and the last 10 minutes of your workout routine should not be just reserved for crunches.

View post: Forget Cardio and High Calorie Burns. A Surprising Group Fitness Trend Reflects a Major Shift in How We Think About Health To carve out your core, you need the same kind of intent you bring ...