Are you surviving the cold and flu season so far? The worse has yet to come unfortunately. The Christmas and New Year's holidays usually provide further exposures to germs, allergens and irritants. The intermingling of relatives and friends as they visit each other increases the sharing of viruses, and other infections. The allergen and irritant exposure may occur when visiting households that have few or no environmental controls. Wood burning, scented candles, dusty ornaments and artificial...