Some people feel nervous or scared before a speech or presentation, so they'll give power posing a try. While the science on power posing may not be exactly clear, it's a riff on an old acting and performing technique. It's a warmup exercise, and it can help you project confidence. You have nothing to lose by giving it a try. And you'll probably perform better if you do. So honestly. What have you got to lose? Try a power pose. I show you classic power poses in this video.

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