(HealthDay News) -- Bronchitis is a viral or bacterial infection that causes inflammation of the bronchial tubes, making breathing more difficult.

(HealthDay News) -- Nosebleeds are common during childhood, especially during the preschool years. Though they can be scary, they usually aren't caused by a serious problem.

TUESDAY, Nov. 27 (HealthDay News) -- Women with dense breasts who undergo routine mammograms would be open to additional screening tests for breast cancer, a new study finds.

TUESDAY, Nov. 27 (HealthDay News) -- Elderly people who are abused are more likely to have brain, head and neck injuries than those who suffer accidental injuries, according to a new study.

TUESDAY, Nov. 27 (HealthDay News) -- Use of medical imaging has surged in the past decade, and now a new study suggests the trend carries a risk: Having multiple cardiac and chest CT scans may increase the chances of breast cancer, researchers report.

TUESDAY, Nov. 27 (HealthDay News) -- The contentious U.S. guidelines that recommend fewer mammograms for most women could lead to lower screening rates and a dip in breast cancer detection, two new studies suggest.

TUESDAY, Nov. 27 (HealthDay News) -- In the United States and elsewhere, high fructose corn syrup is ubiquitous in soft drinks, sweet baked goods and many processed foods. But a new study shows that as a nation's rate of fructose intake rises, so do levels of type 2 diabetes.

TUESDAY, Nov. 27 (HealthDay News) -- Despite concerns to the contrary, American children do seem to be getting adequate sleep, a new analysis reveals.

Here are some of the latest health and medical news developments, compiled by the editors of HealthDay: