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The Wall Street Journal

wsj.com

did:plc:i3fhjvvkbmirhyu4aeihhrnv

Could a tiny computer in your underwear—a so-called Fitbit for farts—be the answer to America’s gut-health problems? on.wsj.com/4qW7jrY https://on.wsj.com/4qW7jrY

2026-02-24T04:28:58.256Z