From a health standpoint, Jim Heard didn’t just do everything right. Many would say he overdid everything. Running laps wasn’t enough. Marathon races weren’t enough. He had to try 100-mile endurance runs, as well — at least three of them. Peddling around the neighborhood didn’t do it for him. He’d ride 50 miles or more and think little of it. As a matter of fact, he had just completed a 100 mile bike ride. He was — and still is — an avid golfer. His cholesterol was high, but he took medication for 25 years to keep it under control. …