I hate to say it, but doctors have something of a flatulence problem: at the moment, they know embarrassingly little about the bubbles brewing in your bowels.
“What comes out of the backside only tells us about the last 20cm of the gut,” says Peter Gibson at Monash University in Victoria, Australia. Gibson wants to know what’s happening in the previous 130cm of the digestive tract, leading up to that final explosion. Read More
(Source: https://www.bbc.com/future/story/20160331-why-we-need-a-better-way-to-measure-farts)