The UK Health Security Agency has recently published its Health Effects of Climate Change (HECC) in the UK: 2023 report. This fourth report supersedes the 2012 report, and sets out the evidence for the risks from climate change to lives and livelihoods from health and environmental threats associated with climate change, such as extreme heat, flooding, pollution, allergens, infectious disease, wildfire, drought and food insecurity. The report emphasises the urgency required for mitigation and adaptation measures to prevent and reduce severe health impacts, alongside the co-benefits to health from climate adaptation. Read the summary in the UKHSA Blog – 11 things to know about the Health Effects of Climate Change report.