Like most people, you probably think of cholesterol -- if you think of it at all -- and picture fatty foods and heart trouble.

Malaria that is resistant to the best available drug is more widespread in Southeast Asia than previously reported, new research shows. The worrisome finding poses a risk that travelers could carry this strain of the malaria parasite to other parts

Influenza, particularly H1N1, has understandably captured the attention of public health officials, the media and the public. However, an analysis from Children's Hospital Boston, based on patients seen in its emergency department (ED)

I was horrified to read recently that it is increasingly common in California to treat children diagnosed with Attention- Deficit Hyperactivity Disorder (ADHD) with marijuana.

Scientists are to test if boosting the immune system can prevent the return of the childhood cancer neuroblastoma.

News about health often focuses on the negative: scary new flu viruses, incurable diseases, dashed hopesfor miracle drugs. Maybe that's because we have such high expectations that doctors and scientists can fix anything.

A mother watched with dread as a nurse inserted a tube in her baby's head. Blood streamed into the anemic 4-month-old who already has malaria, the mosquito-borne disease that kills a million African children every year.

JOHANNESBURG- Diarrhea kills 1.5 million young children a year in developing countries - more than AIDS, malaria and measles combined -- but only 4 in 10 of those who need the oral rehydration solution that can prevent death for pennies get it.

NEW YORK - For many women, getting a mammogram is already one of life's more stressful experiences. Now, women in their 40s have the added anxiety of trying to figure out if they should even be getting one at all.

MARIETTA, Pa. - Malaria. Tuberculosis. Alzheimer's disease. AIDS. Pandemic flu. Genital herpes. Urinary tract infections. Grass allergies. Traveler's diarrhea. You name it, the pharmaceutical industry is working on a vaccine to prevent it.