Undoes all that cute-shoe damage. Place a thick book (Webster's dictionary works well) on the floor against a wall. Using the wall for balance, step on the book with the ball of your right foot and let the heel drop toward the floor. You'll probably feel a stretch in your calf muscle; imagine it elongating, soft, like taffy in a pull. Hold the position for 20 to 30 seconds, then repeat on the left side.
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.