Fun & Free Cabin-Fever Busters

Thanks a lot, January. The whole family—and it suddenly seems like there are a dozen of you—is stuck indoors, holiday bills are due, you're sporting an extra five pounds, and was that the sound of the water heater getting ready to give up the ghost? But don't say "blahs" yet, not when these quick pick-me-ups can give you a lift in seconds. And don't worry about that battered budget: most all of these ingenious suggestions are free.