04/21/2015 02:38 pm ET Updated Apr 21, 2015

Meet The Man Whose Tablet Invention Could Save Millions Of Lives In Rural Africa

NASA via Getty Images

While HIV/AIDS is generally known to be the biggest killer in Africa, you might be surprised to learn cardiovascular disease (CVD) is second on that list, and for adults over 30 years old, it is the most common cause of death in the continent. The lack of cardiologists in impoverished rural areas means CVD's impact is greater than it needs to be.

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