Healthy kids start with a strong immune system

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How does the immune system work? And what can we do to help make sure it’s running in tip-top condition when germs try to invade? Pediatrician Dr. Pilar Bradshaw explains that the immune system is made up of a network of cells, tissues and organs that work together to protect the body. To stay healthy, start with a healthy diet and exercise and be sure to keep up to date on vaccinations.
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