WEDNESDAY, May 26 (HealthDay News) -- Brain injuries can disrupt the body's production of the hormone melatonin, potentially leading to sleep problems, a new study suggests.

"We've known that people often have problems with sleep after a brain injury, but we haven't...

TUESDAY, Nov. 23 (HealthDay News) -- Implantable devices designed to control heart rhythm and efficiency while preventing sudden death among heart failure patients are as effective at ensuring patient survival in real-world situations as they are in...

MONDAY, Oct. 12 (HealthDay News) -- Kids who shop at the corner store before or after school purchase nearly 360 calories worth of food and beverage, on average, during each visit, according to a study of Philadelphia students.

Junk food is...