AdvertisementWhen Not To Quit: Man Revived After 96 MinutesAugust 22, 2011Gretchen Cuda-KroenfacebookEmailHoward Snitzer's heart stopped beating for 96 minutes last January. First responders didn't give up on him, thanks in part to capnography, a technology that let them know Snitzer still had a chance of coming back. (May Clinic)