The document discusses 8 new technologies that are revolutionizing health and fitness: 1) A heart attack-detecting implant, 2) Webcam personal training, 3) A physical exam scanner, 4) Online doctor visits, 5) An extreme sports tracker, 6) A biosensor "tattoo", 7) A medical social network, and 8) Urine home testing. It also provides information about MeMD, a virtual healthcare company founded in 2010 that leverages telehealth and an urgent care network to streamline care delivery while lowering costs and improving outcomes and convenience.