The sandwich filling that beats winter blues!

1Stay Prone to the blues, even during happy times like the holidays? Eating at least two tuna sandwiches weekly or two 4-oz. servings of another fatty fish, such as salmon, is proven to help you stay cheery! Or simply supplement with 1 g. of fish oil that

And listen to holiday tunes! Deep sleep shoos away depression and anxiety. An easy way to deepen your sleep: Listen to classical versions of carols before bed. (Try the free ones at Aolradio.slacker.com/station/ classical-holiday.) The more nights you listen, the deeper your sleep will be, research shows.

A banana a day keeps heart attack and stroke away! Thanks goes to the fruit’s potassium stores, which help arteries stay flexible and blockage free, scientists explain. Other foods filled with potassium include avocados and baked potatoes with the skin.