[Paid for By Fitbit] Odds are you've experienced feelings of stress and anxiety; in the United States, more than 40 million people over age 18 experience anxiety on a daily basis. But do you really understand what's happening inside your body when you feel anxious — or how to cope with it in a healthy way? Press play on the video above to watch licensed clinical psychologist Dr. Kelly Vincent break down what you need to know about stress and anxiety, from the impact on your nervous system to coping skills you can try at home using the Fitbit Sense.

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