Health TopicsInfections and infectious diseases

Infections and infectious diseases

Find out everything you need to know about infections, including symptoms, treatment, causes, management and more.

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What is cyclospora—and how can you avoid infection?
Learn about this parasitic infection that causes explosive diarrhea, including how it spreads and wh...

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U.S. health officials urge people to vaccinate against measles
After hitting a 33-year high last year, measles cases continue to rise in 2026. Learn why.

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What is bird flu—and should we be worried?
Learn how this virus spreads, who may be at risk, and how to avoid infection.

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Is it croup or whooping cough?
Learn the difference between these infections and how they are treated.

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10 common flu shot excuses—debunked
It’s more important than ever to get a flu shot. Here’s why.

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What vaccinations are important for older adults?
Learn about vaccines that can help prevent serious illness in adults ages 50 and older.

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What adults can do to protect themselves against RSV
Respiratory syncytial virus (RSV) can be life-threatening for older adults and people with chronic h...

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The impact of RSV on high-risk patients
Older adults and people with chornic illnesses are at higher risk when it comes to RSV.

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How RSV affects higher-risk patients
There are steps you can take to protect yourself when it comes to RSV.

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The risks of RSV as a diabetes patient
People with diabetes are at higher risk for more severe complications when it comes to RSV.