“While no food or supplement can ‘cure’ or even 100% prevent you from catching a virus like the coronavirus or the flu, some foods have been shown to help bolster immunity,” Cynthia Sass, Health contributing nutrition editor, told us. Citrus fruits, red bell peppers, almonds, sunflower seeds, walnuts, beans, and garlic all have research behind them to back up their immune-boosting claims.
“Exercising regularly and eating healthy are the most significant factors for your immune system,” Timothy Mainardi, MD, an allergist and immunologist based in New York City, tells Health. Research shows that people who live more sedentary lifestyles are far more likely to get colds or other infectious diseases.
Wash your hands. You’ve heard over and over how best to wash your hands since the coronavirus pandemic began. But it bears repeating, because it’s just such an easy and effective way to prevent any infection. Washing your hands is an extraordinarily good way of helping one from getting sick.
Get enough sleep. There’s an association with lack of sleep and getting sick,” explains Dr. Mainardi. Case in point: In one study, “medical and surgical residents who would notoriously work 100-hour weeks during their residencies were at a much higher risk of not only getting an infectious disease, but also reactivation of a past one.
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