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What Is Herd Immunity? for Parents
Herd immunity is when many people are immune to a contagious infection, so it's harder for that infection to spread in a community. But does it have a role in the fight against COVID-19?
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Immune Thrombocytopenia for Parents
Immune thrombocytopenia happens when the immune system attacks platelets. Viral infections often trigger this in children, but it usually goes away within 6 months.
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Immune System for Teens
The immune system is made up of special cells, proteins, tissues, and organs that defend people against germs and microorganisms.
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Immune System for Parents
The immune system, composed of special cells, proteins, tissues, and organs that protect against germs and microorganisms, is the body's defense against disease.
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Quiz: Immune System for Kids
Take this quiz about the immune system, the system that keeps you healthy.
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How Does the Immune System Work? (Video) for Kids
Watch this movie about your immune system - the system that keeps you healthy.
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Common Questions About Vaccines for Parents
Vaccines protect kids from potentially deadly diseases. Learn about what they are, how they work, and what they do.
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Your Child's Vaccines for Parents
Vaccines protect kids from many dangerous diseases. Find out what vaccines your child needs to grow up healthy.
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Your Immune System for Kids
The immune system keeps you healthy. How does it work? Find out in this article for kids.
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What's the Immune System? for Kids
This body system, which includes white blood cells and lymph nodes, helps protect your body from disease.