At a glance
What travellers should know
- Older travellers, young children and those with chronic conditions are at higher risk
- Heatstroke is a medical emergency
- Hydration and pacing activity around the hottest part of the day both help
Prevention
Drink water regularly rather than waiting until thirsty, avoid strenuous activity during the hottest part of the day, wear light, loose clothing, and rest in shade or air conditioning when possible.
If you feel seriously unwell
- Confusion, very high body temperature, hot dry skin, or loss of consciousness — heatstroke is a medical emergency; seek immediate help
Common questions
Heat Exhaustion & Heatstroke FAQs
Heat exhaustion typically involves heavy sweating, weakness and nausea, and usually improves with rest, cooling and fluids. Heatstroke is more severe — confusion, very high temperature and dry skin — and needs emergency medical attention.