You know it’s coming. The elevator carols are playing, sweets are tempting you at every check out register and desk at work, and you barely have time to sit down for a real meal. Sometimes it becomes nearly impossible to avoid gaining weight around the holidays. The weather’s a little drearier, your family is gallantly catching up over a mountainous feast, and you cannot possibly turn down the festively decorated cookies, pastries, and other goods. So how can you enjoy the holidays without packing on the extra pounds? Try this at-home full body workout that’s effective and easy to fit into an already jampacked holiday schedule. In between schmoozing with the folks and setting the good silverware out, you might even keep your jeans buttoned all the way through dessert.