Study Links Smoking, Breast Cancer in Older Women

SUNDAY, April 3 (HealthDay News) -- There's a significant link between smoking and breast cancer risk in postmenopausal women, but it depends on their body weight, researchers report.

Research Warns of Overuse of Powerful Class of Antibiotics

SUNDAY, April 3 (HealthDay News) -- The use of a powerful class of antibiotics called carbapenems has increased dramatically in the United States over the past five years, a new study shows.

Scientists Spot 4 New Alzheimer's Genes

SUNDAY, April 3 (HealthDay News) -- The identification of four new genes associated with Alzheimer's disease is a major advance that will help improve understanding of what causes the condition, say scientists who pinpointed the genes.

Add Cancer to Health Risks of Diabetes: Study

SUNDAY, April 3 (HealthDay News) -- Diabetes is already linked to a number of complications, but emerging evidence suggests an increased risk of cancer can be added to that list.

Mummies Show Heart Disease Is an Ancient Problem

SUNDAY, April 3 (HealthDay News) -- The earliest known case of coronary artery disease has been found in the 3,550-year-old mummy of an Egyptian princess. She lived between 1580 and 1550 B.C., and died in her early 40s, say researchers.

Heart Attack Risk Plagues Post-Katrina New Orleans

SUNDAY, April 3 (HealthDay News) -- New Orleans residents still faced a threefold higher risk of heart attack four years after the city was devastated by Hurricane Katrina in 2005, a study finds.

Minimally Invasive Heart-Valve Procedure Shows Promise: Study

SUNDAY, April 3 (HealthDay News) -- An experimental, minimally invasive procedure to place a new valve in a damaged heart is as good as conventional open-heart surgery, although it comes with a higher risk of stroke, researchers reported Sunday.