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How Heat Affects the Brain
The New York Times • • health
Key Points:
- Over 160 million people in the U.S. are currently under extreme heat advisories as the Fourth of July weekend nears, highlighting the serious health risks posed by high temperatures.
- Heat is the leading cause of weather-related deaths in the United States and negatively impacts cognitive functions, causing symptoms such as irritability and decreased math performance.
- Research indicates that extreme heat not only affects immediate brain function but may also increase vulnerability to air pollution, raising the risk of neurodegenerative diseases like dementia and Parkinson’s.
- Record-breaking temperatures have been observed globally, including parts of Europe, Australia, and hundreds of U.S. cities, intensifying exposure to heat stress and related health issues.
- Ongoing scientific studies are enhancing understanding of how extreme heat affects the brain and informing strategies to mitigate its harmful effects.
