Riva Well being leaves stealth with a $ 15.5 million seed led by Menlo Ventures to create a smartphone app that may measure blood strain utilizing a digital camera flash (Natasha Mascarenhas / TechCrunch) Tech News / David Clark Riva Well being leaves stealth with a $ 15.5 million seed led by Menlo Ventures to create a smartphone app that may measure blood strain utilizing a digital camera flash (Natasha Mascarenhas / TechCrunch) Read More »