Heatstroke is a medical emergency and often kills. But there are many processes in the body that occur between being exposed to heat and ending up in the ED – and warning signs to look out for too.
Climate change is making heat waves more frequent and intense around the world. Cities are hotter than surrounding areas, so urban dwellers – especially minorities and the poor – are at greatest risk.
Major airports around the world will see more frequent flight restrictions in the coming decades because of increasingly common hot temperatures.