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.

What Are Iron-Rich Foods? Iron-rich foods are those that contain high levels of iron, a mineral your body needs to grow and have healthy blood. While steak with a side of spinach is a great meal to ...

With the proper treatment, tuberculosis (TB, for short) is almost always curable. Doctors prescribe antibiotics to kill the bacteria that cause it. You’ll need to take them for 6 to 9 months. What ...

You need to get 10%-35% of your calories from protein each day. If you eat 2,000 calories a day, that's 50-175 grams of protein. Here are some of the best protein sources that can help you meet your ...

Tardive dyskinesia (TD) is an involuntary movement condition, meaning you can't control your movements. "Tardive" means late, and "dyskinesia" means uncontrolled movements. It's often a side effect of ...

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 ...

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, ...

When you scrape your knee, break a bone, or cut yourself, the body is able to heal itself. But that’s not the case with certain conditions, like diabetes or heart disease. Regenerative medicine, a ...

Many men go through a phase when they take a hard look at the life they're living. They think they could be happier, and if they need to make a big change, they feel the urge to do it soon. These ...

Propofol is a strong anesthetic that's used for surgery, some medical exams, and for sedation for people on ventilators -- never as a sleep aid. It's given by IV and should only be administered by a ...

What Does the Research Say About Cannabis? Also known as marijuana, there’s growing interest in the health benefits of cannabis, specifically cannabis compounds. Two cannabinoids that get a lot of ...