Tip of the day: Stronger body, stronger immune system?

Moderate workouts can temporarily strengthen your defenses by boosting the circulation of white blood cells throughout the body, which allows them to detect invading and infected cells earlier. Repeated often enough, these short-term boosts appear to yield lasting benefits. Exercise may also enhance immunity by flushing out bacteria from the lungs and ridding the body of carcinogens through increased output of urine and sweat.

Find out more ways to boost your immunity, and visit our new DIY guide to exercise and dieting for tips, advice, and Ratings to help you get in shape.