10 min core and arms workout without equipment. For more workouts and programs, check out my app Core by Chloe Ting Wife of teacher killed in senior prank makes unexpected request for charged students ...

I don't believe that sit-ups or crunches are must-haves in any core routine. In fact, I steer away from them in favor of other functional core exercises that build a strong midsection, and this "core ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. “Right to the core,” “core values,” and “hardcore.” These little idioms highlight just how vital the concept of “core” is in our lives ...