by Jeanette R. Harrison, MPH I have a lot on my plate this week, so I have a lot on my mind this morning. Writing helps me sort things out in my mind and understand them better. There is science behind that. It's called affect labeling. This post is going to have some science-y stuff in it, so get ready. When you or I are stressed, the amygdala takes over the brain. The amygdala houses your survival instinct. That "gut feeling" you have when you feel unsafe? That's actually your amygdala triggering your nervous system. At that time, your brain sends a signal through your stress response system to your adrenal glands to release cortisol. Cortisol puts your nervous system on high alert. Regularly elevated cortisol levels can cause things like high blood pressure, reduced digestion, and weight gain. The body also releases a chemical called norepinephrine. Norepinephrine might sound familiar to you if you have ever had a local anesthetic for stitches. Many local anes...
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