Would You Track Your Stools Like You Track Your Steps?

Equipped with sensors and AI, smart toilets promise to monitor hydration, gut health and even cancer risk — if users can get past the ick factor. 

Illustration: Zhenya Oliinyk for Bloomberg

“This is the dream,” declares Will Bulsiewicz. The gastroenterologist is gently cradling a dried piece of feces with his bare hands and chatting breezily on The Diary of a CEO podcast. Careful not to disturb its contours, he decides the specimen — resembling an oversize Snickers bar from a distance — ranks a Bristol 4.

“That’s real poop,” host Steven Bartlett interjects.