“The Propeller sensor keeps track of your medication use for you, with a record of the time and place you have used your inhaler. The sensor is a small device that attaches to the top of your existing inhaler and stays out of your way when you need to use it.”

“Dr. Lawrence Madoff, an epidemiologist at the University of Massachusetts Medical School in Boston, says this is a new trend in public health. “The patient or the public is actually participating in their surveillance directly. You’re moving back closer to an event actually happening – when does someone get sick? When do they show symptoms? When do they first report something going on?”

Read MEDICAL INHALERS TO TRACK WHERE YOU ARE WHEN YOU PUFF

by Alison Bruzek for Popular Science