We've all had the feeling. You're embarrassed and then there it is: a warm flush creeping up your neck and across your cheeks. The more you think about it, the hotter and redder you get. If someone ...

Blushing is one of those weird little things the body does that we rarely stop to think about—until we feel our cheeks burning in a room full of people. It usually sneaks up during awkward moments: a ...