An editor did daily core exercises for two weeks. Here, she unpacks the results with the help of fitness experts.

Strengthen your core without the mat ...

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 ...

Target the sides of your abs with this short session ...