If your New Year's resolution this year is to be more active, then the best way to get started (and to keep at it) is to have an exercise buddy. Exercising with a friend is a great way to stay motivated, challenge yourself to reach new goals, and hold yourself accountable to a gym schedule. Not only will it benefit your body, but this regular interaction with a partner can also benefit your mind and your emotional state. So what are you waiting for? Grab a buddy, and try these 10 partner exercises that will keep you movin' and groovin'. Enjoy!