From activity trackers to more sophisticated neurostimulator devices, wearable health devices are creating exciting opportunities in MedTech.  According to, “Pegged at $2 billion in 2013, the market for wearable healthcare products is expected to grow 65% each year, exceeding $40 billion in 2020, according to market research firm Soreon Research. And while one in 10 Americans owned an activity tracker last year, according to Endeavor Partners, a number of wearable health devices offer more sophisticated capabilities than simply counting steps.”  Take a look at some of the top wearable heath devices to watch: