(Thanks to NoCamels.com) Israel’s Elfi Tech monitors your pulse rate, respiratory rate, blood pressure, blood flow and much more, non-invasively at any time with the help of a sensor smaller than a dime. It has just been selected as a finalist of the Nokia Sensing XChallenge.
http://nocamels.com/2013/09/do-your-own-medical-checkups-with-elfi-techs-monitoring-sensor/
http://www.youtube.com/watch?v=tUJwpMKLbhE
http://www.youtube.com/watch?v=5em7GcJkYV8