The Runner's Rule Book
If you're anything like us, chances are you have at least a couple extra holiday pounds you need to shed, and running is one of the most effective ways to do so. The Runner's Rule Book ($13) can help you along your way, with more than 100 rules that will help you pick the right shoes and apparel, keep up with the latest running lingo, and achieve your running goals while keeping sore ankles, knees, and muscles to a minimum.