Sooner or later we might not need a doctor anymore for our health issues

Sooner or later we might not need a doctor anymore for our health issues,
"lol just kidding" anyway back to the matter.
Scientist from Cornell University in New York City have developed a gadget called the smartCARD, this allows users to easily check their own cholesterol using their iPhone.

The smartCARD attaches over top of the phone's camera, and has a slot in it which receives a standard test strip