How you can squeeze in a workout at work

When time is tight at both work and home, take advantage of breaks built into your work day to fit in a little movement. Here are a few ways you can do just that.

Hair care tips that everyone can use

While hair care is mostly an experiment of one, here are the general rules that everyone can use to maintain beautiful, healthy-looking hair.

Why does your hair turn gray?

It's well-known that a reduction of pigment will make your hair turn gray - but why this happens remains somewhat of a mystery.

Interactions may matter most for longevity

A study of the biology of aging shows that complex interactions among diet, mitochondrial DNA and nuclear DNA appear to influence lifespan at least as much as single factors alone.