When you hear the term strong core, chances are your mind paints a visual of someone you know—be it a celebrity famous for their six-pack (*cough* Jada Pinkett Smith) or that superhero chick on ...

FOR YEARS, THE six-pack has been the pinnacle symbol of a super fit body. The midsection's muscles are a signifier for many, and achieving the washboard look is a common goal. The question is, how can ...