2,295 lives lost due to heat in UK summer 2023, primarily affecting older individuals.

2,295 lives were lost due to heat in the UK between June and September 2023, with older individuals, especially those over 65, most affected, according to UK Health Security Agency data. The summer of 2023 was the 8th warmest on record and saw the 3rd highest heat-related mortality since 2016. TV personality Dr. Hilary Jones advises avoiding sun exposure between 11 am and 3 pm, staying hydrated, and seeking shade or cool environments to prevent heatstroke during extreme heat, as climate change may increase heatwave frequency and intensity in the UK.

August 09, 2024
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