Digital pills

A man wakes up and swallows a routine handful of medications for controlling his diabetes and cardiovascular disease. He clicks on his smartphone, boots up a screen showing he only had four of his five medication sets yesterday, took 4302 steps, had a resting heart rate of 65 and slept for 7.5 hours. 

Hidden in one of the pills is an ingestible sensor transmitting this information to his smartphone via a small bandaid-like patch on his shoulder.

It sounds like science fiction but it is exactly how