U.S. research published in the 'British Journal of Sports Medicine' suggests exercise causes immune-system cells to attack viruses. Scientists found that those who work out five days a week suffer about 50 percent fewer colds than those who do so only once or twice a week.
Mad Men's Charming Rogue
The man who played Roger Sterling, is moving on – surfing in Montauk, hanging with his son, and directing a feature film.
Plus: Greenpeace's High-Seas Avenger
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What's on John Slattery's Mind
Willem Dafoe's Life Advice
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