Why do we yawn - and why is it contagious?
Вставка
- Опубліковано 29 вер 2024
- Dr. Jen Caudle explains the reasons we yawn and why it seems contagious. She describes yawning as the body “running the air conditioning in your head.” Here’s how it happens: “Yawning stretches your jaw, increasing blood flow in your neck, face and head. Then a deep breath sends a rush of cool air to the spinal fluid and the brain.”
This video was originally published on Yahoo Life on Dec. 2, 2022: yhoo.it/3HSppaW
Follow us on:
TikTok: / yahoolife
Facebook: / yahoolifestyle
Instagram: / yahoolifestyle
Twitter: / yahoolife