Karen Rowan

When it comes to eating red meat, cooking method may make a big difference in how meals affect prostate cancer risk. And grilling isn't the worst thing to do, researchers said.

Just seeing the star on TV makes kids eat more of the endorsed product.

Nearly one in four colonoscopies performed for adults over age 70 may be unlikely to benefit them, according to a new study.

Getting too little sleep during the workweek may lead to weight gain, according to a new study.

In a new study study, the risk of a baby developing whooping cough was cut in half for mothers who were vaccinated against the disease before pregnancy.

Several supplements advertised as sexual enhancements contain hidden drugs, the FDA said today.

Children are better off when parents who want to marry are allowed to do so, regardless of their sexual orientation, a leading group of pediatricians said today.

Women in a new study who received false positive mammogram results were psychologically affected for years after the experience.

Increasing the length of time that babies are breast-fed may not lower their risk of becoming obese during childhood as previous research has suggested, according to a new study from Europe.

Children with autism may be more likely to think about or attempt suicide.

Whether older people describe their own age group as "spry" or "decrepit" may affect their chances of recovering from a disability, a new study finds.

The UV lamps commonly used at nail salons won't increase your risk of skin cancer, a new study says.

Kids with 'minor' head bumps are more likely to undergo CT scans because of parents, a new study finds.

Researchers at the CDC report the first case of an ehrlichiosis infection spreading via a blood transfusion.

The overall rate of food-borne illness in the U.S. has dropped, researchers say, but some infections are still on the rise.

Men might be able to protect against pregnancy by slathering on a gel.

After plateauing for a few years, the U.S. infant mortality rate is dropping again.

The U.S. state with the highest percentage of people meeting exercise guidelines is Colorado, according to a new report.

People who own pets, especially dogs, may have a lower risk of heart disease, according to the American Heart Association.

A dairy linked with a disease outbreak had minimal deficiencies, and even tested its milk more than required.

A study of brain scans suggests that women are hard-wired to respond to crying babies in ways that men aren't,

Maryum Ali, the daughter of boxing champion Muhammad Ali, who has Parkinson's disease, explains the myths surrounding the condition.

A fungal infection called Valley Fever is on the rise in the Southwest U.S., with Arizona seeing the biggest rise in cases, according to a new report.

Recent research suggests a woman's fallopian tubes are the true source of some of the deadliest ovarian cancers, and removing them could lower her risk of developing the disease.