Circadian researchers explain why a single hour can rattle your body, and the simple steps that streamline the switch.

High blood levels of lead can be harmful, and recent headlines suggest the heavy metal has gotten ingo our food supply. Knowledge is your best defense – here's what the science and the experts say.

Even though the experience of pain varies from one person to the next, it is possible to categorize the different types of pain. Neuropathic pain is often described as a shooting or burning pain. It ...

Masturbation is a very natural and healthy part of childhood. And it can start at a younger age than you might think. "It's the beginning of a lifelong learning experience about their bodies and, ...

Salt and pepper, silver, pewter, charcoal. Whatever you call it, we all get gray hair at some point. But why do some people go gray in their 20s while others don’t see the first sign of silver until ...

Smoking and other tobacco use can cause oral health problems like gum disease and tooth decay. Tooth decay is the destruction of tooth structure and can affect both the enamel and the dentin layer of ...

Later, I learned that circadian rhythm disorders are very common in bipolar disorder. The condition disrupts the body’s sleep-wake cycle, throwing off your sleep drive and alertness signals. You may ...