Add Yahoo as a preferred source to see more of our stories on Google. We spend hours hunched over phones and computer monitors day in and day out. It’s no surprise we have an epidemic of back pain.

A strong core is about more than just six-pack bragging rights — it’s the foundation of your strength and overall well-being. But you don't need to torture yourself with endless crunches. Instead, ...

From working to relationships, personality plays a role in everything we do and experts say that includes how we exercise.