Here are some easy challenges to help you get in shape before the new year. If you start now, you can begin a path to healthy living even before the new year’s resolutions. Here are some fun 30-day workout challenges to get you towards your goal:Run one mile per day for 30 days straight. If you’re a runner, this is an easy one, though sticking to it for 30 days straight can be hard.Hold a plank for anywhere from 30 seconds to two minutes depending on your skill level, every day for 30 days. While you might not …