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 ...

This series of exercises focuses on important muscles in the legs and torso we use every day. No equipment (and very little space) necessary. By Jenny Marder See more of our coverage in your search ...