SATURDAY, Nov. 13 (HealthDay News) -- For people stricken with sudden cardiac arrest, doctors often resort to a brain-protecting "cooling" of the body, a procedure called therapeutic hypothermia.

SATURDAY, Nov. 13 (HealthDay News) -- When implemented, the American Heart Association's 2005 guidelines on cardiopulmonary resuscitation (CPR) can dramatically boost survival rates among people being treated outside a hospital setting, according to an expert report.

SATURDAY, Nov. 13 (HealthDay News) -- People who have a first-degree relative with atrial fibrillation are at increased risk themselves for the potentially deadly heart rhythm disorder, a new study finds.

SATURDAY, Nov. 13 (HealthDay News) -- It's a common belief that as you get older, your allergy symptoms will wane, but a new study suggests it's possible that even more older people will be experiencing allergies than ever before.