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.

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

Later, I learned that circadian rhythm disorders are very common in bipolar disorder. The condition disrupts the body’s sleep ...

A new drug combination cuts the risk of death in people with advanced prostate cancer by 40% over eight years, according to ...

As kidney damage progresses, your kidneys cannot remove the waste from your blood. The waste then builds up in your body and can reach poisonous levels, a condition known as uremia. People with uremia ...

Vitamin B complex is used to increase the levels of various B vitamins in the body. The specific ingredients in vitamin B complex vary by product. Vitamin B complex is usually well tolerated, but it ...

Some people use DHEA supplements to boost their sex drive, build muscle, fight the effects of aging, and improve some health conditions. But there isn’t much evidence for many of these claims. Taking ...

It goes by many names: indigestion, heartburn, acid reflux, GERD. Whatever you call it, it happens when stomach juices flow in the wrong direction, back toward your throat. Find out from this WebMD ...

You turn off the lights and get yourself ready to snooze. Are you on your back, side, or stomach? Though there is no strong science connecting your sleep position to things like back pain, snoring, ...

Chemotherapy -- a treatment for cancer that uses strong drugs -- can lead to what’s sometimes called “chemo brain.” You may have trouble remembering details like names or dates, have a hard time multi ...

Coffee starts out healthy, but sugar and flavored sweeteners add fat, calories, and a higher risk of heart disease. Aim for 1 teaspoon of sugar (or less) per cup, of the 6 (women) or 9 (men) teaspoons ...

Red meat isn’t as high in purines as organ meats are, but they have enough that it’s wise to eat beef, venison, and bison only on occasion to keep your uric acid levels lower. Your safest picks are ...