Bob Levin had done everything right. He ate right. He exercised. He did not smoke or drink. But in the first nine months of 2011, the 68-year-old lawyer and author (/The Best Ride to New York, The Pirates and the Mouse, Most Outrageous/) suffered two heart attacks, seven cardiac stents implanted over three separate procedures, two "code" calls for emergency resuscitation, three days in a medically induced coma, and had his heart literally in someone...