Amazon is going ‘all in’ on health care. According to a CNBC report, Amazon has set up a health and wellness team in its Alexa voice-assistant division. The goal is to make Alexa more helpful on health-related topics. The voice assistant business is a growing one for Amazon. Amazon Echo devices are now in 10% of households. Yahoo Finance's Alexis Christoforous and Jen Rogers discuss with BBG Ventures Susan Lyne.