CNN Vital Signs with Dr. Sanjay Gupta December 5, 2015 19:52:00
Quarters. a big thing down the hillside. that kind of stress provoked the fight or flight response. adrenalin released to get you ready to do something. >> long weekends! weekends with dad! >> yes, but your mother cannot know. >> there is plenty of stress and adrenalin on stage at the theater in los angeles. >> does the doctor know that you're out here? [ laughter ] >> i'm sorry. what? >> this is improv comedy. and there's hardly anything that can make you more vulnerable and tap into your creativity. many of the greats have come through this stage, will farrell, kristen wiig, bill hartman, ka...