Investors pile into health-care start-ups in 2015 By: CNBC.com News July 07, 2015 at 10:00 AM EDT A record amount of money surged into digital health start-ups last year, and in 2015, the capital continues to rush into these private companies. Read More >> Related Stocks: Evolent Health Inc Cl A Com Fitbit Inc Invitae Corp Mindbody Cls A Teladoc Health Inc