Extreme heat is a growing health issue, with evidence-based adaptation plans needed to prevent unnecessary deaths

Extreme heat is an increasingly common occurrence worldwide, with heat-related deaths and illnesses also expected to rise. The authors of a new two-paper Series on Heat and Health, published in The Lancet, recommend immediate and urgent globally coordinated efforts to mitigate climate change and increase resilience to extreme heat to limit additional warming, avoid permanent and substantial extreme heat worldwide, and save lives by protecting the most vulnerable people.