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- Tell the two apartExhaustion: pale, sweating, tired, dizzy, still alert. Heat stroke: confused, drowsy or unsteady and hot (often above 40 °C); the skin can be dry or wet.
- Move to a cool placeShade or air conditioning. Lay the person down, loosen tight clothing. Raise the legs for exhaustion.
- Heat stroke: cool immediately and intensivelyIdeally immerse the body from the neck down in cold water. Otherwise wet cloths (with ice) over the whole body, changed every 2 minutes, and keep fanning. Continue until the person cools down.
- Give water (only if alert)Cool water or a sports drink in small sips if the person is alert and can swallow well.
- Call 112For confusion, drowsiness or balance problems. Exhaustion not better after 20 minutes: call a doctor.
Checked in October 2026 against the guidelines of the Red Cross, the Dutch Resuscitation Council (2025), the European Resuscitation Council, the Dutch public health institute RIVM and the NHS. This does not replace a first-aid course. If a life is in danger: call 112 straight away.
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