CBS News chief medical correspondent Dr. Jon LaPook explains what gut health really means and why it plays a key role in overall well-being.

It’s large and it’s complicated, but a horse’s digestive system, much like a person’s, works like a dream when it’s ...

The Bottom Line: Ditch the sit-ups. These bodyweight exercises are smarter, tougher, and deliver more bang for your buck.

Thanks to a mouse watching clips from “The Matrix,” scientists have created the largest functional map of a brain to date.