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As the climate warms and landscapes become drier, researchers fear that valley fever could spread across other regions of the U.S. Carolyn Van Houten/The Washington Post via Getty Images

Fungal infections known as valley fever could spike this fall ‑ 3 epidemiologists explain how to protect yourself

Cases of valley fever are typically most prevalent in California’s Central Valley and southern Arizona, but they have been increasing in California’s central and southern coastal areas.
Poisonous or edible? Ekaterina Morozova/iStock via Getty Images Plus

Why are some mushrooms poisonous?

Poison can be a deadly defense that helps a mushroom make sure its spores are spread to new places to grow into baby mushrooms.

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