Girls are twice as likely as boys to be diagnosed with depression, and researchers in London have now uncovered clues as to why.

After recent scary headlines about the things we eat, ranging from Girl Scout Cookies and sugar-free slushies to protein ...

A new study says that married men may have triple the risk of obesity, compared to unmarried men, and that marriage seems to ...

Two new studies suggest cannabis carries very serious heart health risks, including that people under 50 who use it are more than six times as likely to have a heart attack, compared to nonusers.

Critics say a new, broader definition of high-risk plaque opens the door to more tests, diagnoses, and invasive procedures, steering us down a potentially harmful path.

Public opinion about vaccines affects furry friends too. We asked veterinarians and other experts to explain the most common misconceptions about animal vaccines.

Carcinoma is a type of cancer that starts in cells that make up the skin or the tissue lining organs, such as the liver or kidneys. Like other types of cancer, carcinomas are abnormal cells that ...

Doctors don’t always see obvious signs of cancer growth after a diagnosis. They need to hunt for clues. One way they can do that is with a carcinoembryonic antigen test. It measures a protein ...

If you or a loved one has asthma, you should know about the best treatments for short-term relief and long-term control. This will help you and your doctor manage the symptoms. If you have ...

Learn the types of allergies including food allergies, seasonal allergies, pet allergies, and many more.

Are you convinced the reason for your son or daughter's rowdiness lies in a box of Milk Duds? You?re not alone. Many concerned parents and health organizations believe there is a link between a ...

Lung cancer starts in your lungs and can spread to other parts of your body. There are more than 20 kinds of lung cancer. Some other conditions can have similar warning signs to lung cancer.