If nothing is done, the number of Americans with diabetes will nearly double over the next 25 years and spending on the disease will nearly triple, a new study finds.

T-cell immune responses destroy insulin-making beta cells in type 1 diabetes -- but new studies show that targeting B cells slows beta-cell destruction and delays diabetes.

Eyes as well as ears help us understand what others are saying, but so does our skin, a new study suggests.

The CDC warns of a "worrisome spike" in severe bacterial infections complicating H1N1 swine flu cases. Those at risk -- including smokers -- should get the pneumococcal vaccine.

Community-associated MRSA (CA-MRSA) is spreading in hospitals and other health care facilities, a study shows.

New research in rats could help explain how pregnancy protects against breast cancer, and the findings may one day lead to a novel way to treat the disease.

Ginkgo biloba, a popular herbal supplement, doesn't prevent cardiovascular death or major events such as stroke and heart attack in people 75 and older, a new study says.

Cigarettes are massive germ factories that may expose users and passersby to a swarm of disease-causing bacteria, a study shows.

A new study suggests that an immune system response may be the real culprit behind reflux esophagitis.

A new study of the weight loss drug Meridia is in the hands of FDA regulators, who've released an early communication based on preliminary data: certain patients taking the drug may have a higher risk of heart attacks, strokes, and

Childbirth appears to slow the progression of multiple sclerosis, whether a woman gives birth before her diagnosis or after, according to a Belgian study

Bosses don't like whiners, but men who silently cope with perceived unfair treatment may have increased risk for future heart attack or death from heart disease, a new study shows.

Children in home day-care settings may get more TV time than they would in a center-based program, a new study indicates.

A study of data revealed in lawsuits suggests Merck should have known Vioxx was deadly years before they pulled the drug from the market. Merck says the study is flawed.

A still experimental erectile dysfunction drug -- avanafil -- promises erections in just 30 minutes or less, according to a study by the drug's manufacturer.

One in four teen girls has a sexually transmitted infection (STI), according to a new study.

Prenatal exposure to tobacco smoke and childhood exposure to lead are linked to increased risk of attention deficit hyperactivity disorder (ADHD) in children, a new study shows.

Bacteria on skin's surface plays vital role in preventing inflammation and maintaining healthy skin, Nature Medicine.

An artificial sweetener that's been shown to help people shed unwanted pounds may also lower blood pressure and cholesterol levels in people with mild or borderline high blood pressure, Chinese researchers report.

The new guidelines on breast cancer screening have instantly ignited an emotionally charged firestorm among physicians across the country.