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Heatwave Deaths: Cold Water Shock Strikes Early
29 May
Summary
- Cold water shock can cause involuntary gasps and cardiac arrest.
- Early heatwaves catch water temperatures below 15C.
- Most drownings occur inland during recreational activities.
The current record-breaking heatwave has tragically resulted in twelve deaths due to immersion in dangerously cold water. This phenomenon is particularly acute this year because the heat arrived before bodies of water, like lakes and rivers, had a chance to warm up significantly.
Cold water shock, a potentially fatal condition, can occur when water temperatures are below 15C. It triggers an involuntary gasp reflex, leading to rapid breathing and potential disorientation. This can escalate to panic, loss of control, and even cardiac arrest due to the body's stress response.
While warmer weather typically sees an increase in drownings, the early onset of this heatwave means more people are entering colder waters. This dangerous combination of hot air and cold water has been implicated in numerous fatalities. The majority of accidental drownings in England occur at inland locations during recreational activities.
Experts urge individuals to stay calm and float if they find themselves in difficulty in the water, as the effects of cold water shock are usually temporary. They also advise against attempting rescues and instead to call for immediate help.
