Why Too Much Running Is Bad for Your Health
By Elizabeth Narins, <i>Women's Health</i>
When it comes to running and other forms of vigorous exercise, more isn't always better. Rack up too many miles each week and you may actually harm&md
Start your half marathon training with our guide to half marathon races for first-timers, half marathon training schedules, running workouts, and nutrition tips for your half marathon race day from the experts.