Everyone's had a photo that makes their eyes appear bright red. What is the cause of red eye, and what are some of the ways ...

It’s a question that’s fascinated humans for centuries: what really happens in those final moments before we die? Is it true ...

Rather, it occurs when someone is exposed to bright light, says Dr. Benjamin S. Bleier, a sinus specialist at Mass Eye and Ear. Sunlight is the most common culprit, but even a camera flash can set ...