We have trillions of body clocks — a central one in the brain and others in each cell of our body. Here's how they work with light to control our health. When you purchase through links on our site, ...

Imagine a world where every inch of you stays as fresh as a daisy on a spring morning. It might seem far-fetched if you often find yourself drenched in sweat and not smelling your best. Enter ...

Study in mice reveals novel gasping reflex triggered by cells in the lungs when the airway is restricted. There is perhaps no bodily function more essential for humans and other mammals than breathing ...

A night-shift worker finishes at dawn. Their phone says Tuesday, but their body feels like it's Monday. The body's internal ...