Too Cold to Get Out of Bed? A 5-Minute Energizing Warmup

No need for coffee: this quick workout will raise your heart rate and make you glad you didn't hit the snooze button. So drag yourself out of bed and do this five-minute warmup: you'll feel so good that you won't need that morning caffeine jolt! Bonus: you'll burn 46 calories in five minutes before you've even brushed your teeth.

This sequence involves a few tension-releasing yoga poses to help you wake your body up naturally; if they're new to you, learn how to do Downward Dog here and how to do Child's Pose here.