What is digital health? What sort of action is digital health seeing? According to Fenwick client and digital health incubator Rock Health, digital health funding was up 65 percent mid-year in 2012 and up 45 percent over the full year. Michael Esquivel, a partner in Fenwick’s start-ups and venture capital group and a leader in the digital health space, says that digital health is revolutionizing the way that we engage with our health.