The future of vital sign monitoring: A capsule that transmits data from your stomach

Researchers have developed a capsule that can monitor vital signs from inside the stomach and could help diagnose sleep disorders and opioid overdoses. The capsule —the size of a vitamin—contains batteries and a wireless antenna that transmits data. It was tested on human volunteers at a sleep lab and showed accurate measurements of respiration, heart rate, temperature and gastric motility.

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