. >>> sharon kants is 66 years old, a retired private investigator from canton, ohio. a year ago she had a heart attack after a coronary artery became completely blocked. >> he said for someone who has what you have, the only warning you usually get is death. at that point i really knew how lucky i was. >> like a lot of woman, she did not experience the classic chest pain but rather fatigue and a pain in her jaw. and he said you're going have to have open heart surgery. he said i can fix you today, take you right down to o. rmt and operate on you right now. my son was in there and he was ready to we'll me down to the on rating room because he was frantic, you know. it ooh terrifying. >> what kints did next may surprise you. she turned the surgeon done cold. she said no to open heart surgery and decided to take a chance. >> i brought parsnips using food as medicine. >> i love these. these are my favorite. they're wonderful. >> kintz is betting her life on a controversial diet created by dr. caldwell esserstin. >> you have adages an-on-how people can decide. >> we know w