Confession: I almost didn't finish my first half marathon. I did everything wrong. From training to race day, I made (preventable) mistakes. If only I'd learned half marathon hacks before race day, I wouldn't have wanted to curl into a sad, pitiful little ball by Mile 6! The Point: Running 13.1 miles is hard, but you can make it easier...want to know how? Simply follow these ingenious half marathon hacks and you'll be WAY more physically and mentally prepared than I was (lucky you)! 1.)…