The holidays are one time of the year when you really want to feel your best. But they're also a minefield of health woes, from cold and flu bugs to party hangovers.

Beyond getting the flu vaccine, there's a lot you can do to help your body weather the season. This is how to keep healthy—and merry—as you shop, travel, and celebrate.

Think perky thoughts 
On those days when you barely have time to breathe, recall something that made you happy and you can get a boost.