At Any Age… And especially when you are way out of shape. In 1980, as I was about to turn 30, I had gained a ton of weight in law school, so started to slowly run, just blocks at first and then more as each month went by until later that year I ran in my first full marathon. Did great for 20 miles, last six I try not to remember, but I finished. Over the years after coming to Vegas, I did a bunch of 5K and 10K runs and every year I finished the half marathon in the Rock and Roll Vegas Running Series. Some years I did…