Your biological internal clock is controlled in a small region of the brain called the hypothalamus. It regulates hormone ...

Twice a year, around a quarter of the world's population dutifully reset their clocks. It may seem like a minor adjustment, but some people struggle ...

Jocelyn and Kristofer Carella-Erickson detail their traumatic back-to-back cancer experiences with PEOPLE — and say their journey is far from over.

We can tell a lot about our health from looking at our eyes. If you spot any these warnings signs from your eyes, you shouldn ...