7 foods to fortify your body for winter

<strong>Boost your immune system: </strong>Most everyone knows that vitamin C is key to a healthy immune system. But did you know that drinking green tea can also boost your ability to fight off viruses? <br/><br/>Green tea contains antioxidants called catechins, which are known to have flu-fighting properties, <a href='http://www.health.com/health/gallery/0,,20631007_9,00.html ' target='_blank'>according to Health.com</a>. The tea also contains theophylline, which opens your airways to help you breathe easier if mucus has taken hold. <br/><br/>In <a href='http://www.jacn.org/content/26/5/445.full?sid=05cdaf2d-e1af-4a27-936a-41862005cf69' target='_blank'>a 2007 study</a> published in the Journal of the American College of Nutrition, participants who took two green tea capsules a day experienced fewer symptoms and instances of the cold and flu compared with a placebo group. <br/><br/>The bonus? Green tea <a href='http://www.umm.edu/altmed/articles/green-tea-000255.htm' target='_blank'>has also been shown</a> to raise your metabolism, reduce your risk of heart disease and <a href='http://www.sciencedaily.com/releases/2003/04/030425071800.htm' target='_blank'>reactivate dying skin cells</a> to help your face retrieve its spring glow. Experts recommend drinking two or three cups a day for optimum benefits.

Boost your immune system: Most everyone knows that vitamin C is key to a healthy immune system. But did you know that drinking green tea can also boost your ability to fight off viruses?

Green tea contains antioxidants called catechins, which are known to have flu-fighting properties, according to Health.com. The tea also contains theophylline, which opens your airways to help you breathe easier if mucus has taken hold.

In a 2007 study published in the Journal of the American College of Nutrition, participants who took two green tea capsules a day experienced fewer symptoms and instances of the cold and flu compared with a placebo group.

The bonus? Green tea has also been shown to raise your metabolism, reduce your risk of heart disease and reactivate dying skin cells to help your face retrieve its spring glow. Experts recommend drinking two or three cups a day for optimum benefits.