(HealthDay News) -- Before your kids grab their sleds after a big snowfall, take time to explain some important safety rules.

(HealthDay News) -- Open wounds, or ulcers, can develop on the feet of people with diabetes, often due to poor blood circulation.

SUNDAY, Feb. 17 (HealthDay News) -- Levels of ozone and of air pollution are directly linked to heart attacks, according to a new study from Houston.

MONDAY, Feb. 18 (HealthDay News) -- A new report says the 53 shark attacks in 2012 off the coast of the United States were the most in more than a decade.

MONDAY, Feb. 18 (HealthDay News) -- Young adults and teens who smoke, are obese and have high blood sugar levels may be more likely to die before they reach their 55th birthday, new government research suggests.

MONDAY, Feb. 18 (HealthDay News) -- Two studies, one from the United States and the other from New Zealand, add more fuel to the long-standing claim that exposure to television -- especially violent TV -- can harm children.

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

MONDAY, Feb. 18 (HealthDay News) -- An unprecedented, 10-year study of the human brain is expected to be unveiled by the Obama administration as early as next month, The New York Timesreported Monday.