25/05/2026
π₯΅ UK HEATWAVE: Why jumping in the sea could kill you
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It's 34Β°C outside - and the sea looks incredibly tempting. But UK sea temperatures in spring are still around 10-15Β°C. And that temperature difference could be fatal.
Cold water shock causes involuntary gasping and hyperventilation the moment you hit the water. That can lead to hypothermia, and even drowning. Even strong swimmers are at risk.
Here's the physics behind why the sea stays so cold even during a heatwave - and how to stay cool instead.
β οΈ DISCLAIMER: This video is for educational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional for personal medical concerns.
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