Infectious Diseases

Caused by bacteria, viruses, fungi, and other organisms, infectious diseases range from mild to life-threatening. They can be spread from person to person, transmitted by insects or animals, or picked up through contaminated food. Many can be prevented with vaccines.

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Plague Found in 6 Colorado Counties—And Now a 10-Year-Old Has Died from the Disease

Though human cases are rare, Colorado health authorities are cautioning residents to take preventive measures as laboratory testing has confirmed reports of plague in fleas and animals.

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