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Story summary
- A study analyzing data from 156 countries finds that any month with an average temperature above 27.8°C raises global physical inactivity by 1.5 percentage points.
- Researchers say urban design and infrastructure strongly shape activity levels in hotter climates.
- Inactivity could contribute about half a million additional premature deaths annually by 2050.
- They recommend cooler cities, expanded green spaces, and safe exercise options to maintain activity amid climate change.
