Gastroenterologist Dr. Ugo Iroku answers the internet's burning questions about digestion and bowel movements. If your poop is black, are you dying? My does coffee make you poop? Is everyone lactose intolerant? Dr. Iroku answers all these questions and much more!

Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7
Listen to the Get WIRED podcast ►► https://link.chtbl.com/wiredytcdesc
Want more WIRED? Get the magazine ►► https://subscribe.wired.com/subscribe...

Follow WIRED:

Instagram ►►  / wired  
Twitter ►►  / wired  
Facebook ►►  / wired  

Get more incredible stories on science and tech with our daily newsletter: https://wrd.cm/DailyYT

Also, check out the free WIRED channel on Roku, Apple TV, Amazon Fire TV, and Android TV.

ABOUT WIRED
WIRED is where tomorrow is realized. Through thoughtprovoking stories and videos, WIRED explores the future of business, innovation, and culture.