A: Start with your knees bent, feet splayed, a weight in each hand, and arms hanging.
B: Raise your arms straight out from your shoulders as you stand up on your toes, your heels about two inches off the ground. Return to starting position for one repetition; repeat 25 times for one set.
Our December issue features Oprah's Favorite Things—as well as your chance to win them all! You'll also find our easy holiday declutter plan, Dr. Oz's guide to sleeping better (starting tonight) and the ultimate holiday menu.