[Skip to Content]
Aetna Better Health of Kentucky (Medicaid) is a KidsHealth Educational Partner
kids

How Does the Immune System Work? (Video)

What Does the Immune System Do?

If you've ever wondered how your immune system works, this movie is for you!

Immune ArticleImmune QuizImmune Activity

See All PartsSee All Movies

© Copyright Aetna Better Health