The extent of damage rose as the bedroom grew brighter, according to the study.
As we indulge in heavier food and alcohol at this time of the year, there's a hidden holiday danger we should be aware of: holiday heart syndrome.
A well-known suburban musician and music professor is battling a life-threatening genetic heart condition, and he's getting a lot of help from his friends.
Former Vice President Dick Cheney battled heart disease for most of his adult life. He had his first heart attack at the unusually young age of 37.
The American Heart Association wants to make sure at least one person in every household is trained in CPR by 2030.
15-year-old Nate Bentley went into cardiac arrest during a track meet. He was diagnosed with a rare, genetic heart rhythm disorder.