English Podcast Stuff You Should Know How Contagious Yawning Works | Stuff You Should Know 🎁Amazon Prime 📖Kindle Unlimited 🎧Audible Plus 🎵Amazon Music Unlimited 🌿iHerb 💰Binance Podcast Description Yawning is contagious, but why? Check out the leading theories on contagious yawning and empathy in this HowStuffWorks podcast. Transcript