Detailed text transcripts for TV channel - MSNBC - 20111123:12:35:00
>> what is the answer to this question? >> first of all, let's get the question first. show the cover. the question is why anxiety is good for you. >> so now it's -- coming on the eve of thanksgiving, the great american holiday, which is the most stressful time of the year. and it's a cover about the kind of new p science of anxiety and what we're discovering about positive anxiety and negative anxiety. there's challenge anxiety and there's performance anxiety. challenge anxiety comes from the old evolutionary fight or flight thing. we're afraid a tiger's going to eat us, it releases cortisol ...
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