WATCH: Turns Out, We May Have Gotten the Science of Stress Completely Wrong

Stop stressing about stress! Psychologist Kelly McGonigal shares new research showing that it's our thinking about stress, rather than stress itself, that affects our health. In other words, if you think stress will kill you... it just might. Find out how to make stress your friend.

Ideas are not set in stone. When exposed to thoughtful people, they morph and adapt into their most potent form. TEDWeekends will highlight some of today's most intriguing ideas and allow them to develop in real time through your voice! Tweet #TEDWeekends to share your perspective or email to learn about future weekend's ideas to contribute as a writer.

Surprising Signs You're Stressed