The Atmo Gas Capsule is a smart pill that can examine gases in the human gut. Once ingested, the sensors are able to detect abnormalities: the capsule can register and report the presence of harmful substances, for example. The Atmo Gas Capsule can thus be used to diagnose gastrointestinal infections and food intolerances. The technology also makes it possible to craft personalised diets to help patients get rid of their symptoms. Aft er all, twenty percent of the population suffers from gastrointestinal conditions. The technique has the potential to benefit them greatly.