Articles In This Section
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Word! Yellow Fever
Yellow fever is a disease caused by a virus carried by mosquitoes. It's called yellow fever because it can cause jaundice, which turns the skin yellow.
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Word! Yeast Infection
A yeast infection is a skin infection caused by a fungus called candida. It can cause white spots in the mouth or an itchy, red rash.
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Word! Yawn
Yawning is when you stretch your mouth open wide.