How to boost your immune system - Harvard Health
https://www.health.harvard.edu/staying-healthy/how-to-boost-your-immune-system
WEBMar 28, 2024 · Don't smoke. Eat a diet high in fruits and vegetables. Exercise regularly. Maintain a healthy weight. If you drink alcohol, drink only in moderation. Get adequate sleep. Take steps to avoid infection, such as washing your hands frequently and cooking meats thoroughly. Try to minimize stress.
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