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Story summary
- A new study warns urban seniors face heat-related illnesses at lower heat indexes, identifying a threshold of 90°F for two consecutive days instead of 95°F.
- The analysis tracked more than 55,000 emergency department visits in New York City from 2022 to 2024.
- Researchers say heat warnings should be tailored to specific communities to prevent emergencies and plan to study how social inequities contribute to risks in older adults.
