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Swallowing This Capsule Lets Doctors Keep Tabs On Gas in Your Gut

A build up of intestinal gases isn't just an etiquette problem — it's also linked to conditions like irritable bowl syndrome. So researchers have created a swallowable capsule packed with sensors that's able to measure the concentration of gases inside a patient, and wirelessly relay that info back to a smartphone app. »3/18/15 5:25pm3/18/15 5:25pm