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Heat Illnesses

Your chances of getting heat stroke, heat exhaustion, or other heat-related illness during travel depend on your destination, activities, level of hydration, and age. Learn ways to prevent, recognize, and treat heat-related illness.

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Learn about CDC s Traveler Genomic Surveillance Program that detects new COVID-19 variants entering the country.  

See the full list of Travel Health Notices, including:

Level 2 - Practice Enhanced Precautions