Article: A picture of health: don't let sickness keep you off your skis. Take these seven steps to boost your immune system and leave winter bugs out in the cold.(Healthy Skier)

Cold and flu season is like a game of roulette: You never know when your number is up. But it doesn't have to be a game of chance. By learning how to boost your immune system, you can stack the deck to ward off winter bugs.

A strong immune system is especially important for skiers because the sport is so physically demanding, says Dr. Keith Berndtson, co-author of The Immune Advantage. This added stress may put your body under more strain than you realize, especially if you ski only a few days each year or, at the other end of the spectrum, if you hit the slopes every week. Also, the effectiveness of your immune system decreases with age, so if you want to ski ...

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