What do lymph nodes do? Why do they sometimes become swollen?

2 answers:

8 0

I think lymph nodes produce white blood cells...so when you get sick, they produce many white blood cells to fight the bacteria or virus, and I assume they swell because they're over-producing white blood cells.

Lesechka [4]3 years ago

3 0

Lymph nodes act as the first defense for your immune system. When you are sick, they become enflamed which then becomes swollen.

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To learn more about secondary assessment here

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