Sun, Sweat and Danger: Recognising Heat Stroke on Safari

By Safari News — Africa Calling Safaris, Partner desk, Nairobi · 08/11/2026

Travellers heading from Europe or the Caucasus to Kenya’s game parks often underestimate the equatorial sun. Open-vehicle drives on the Masai Mara plains regularly expose guests to temperatures above 35°C, and the jump from the Caucasus climate to this heat can catch even seasoned travellers off guard. The strain is worse for older visitors, those taking diuretic medication, and anyone already dehydrated after a long-haul flight — a common scenario given that most routes from Tbilisi to Nairobi involve at least one connection.

Heat illness progresses along a spectrum, from cramps to exhaustion to stroke, and the shift from one stage to the next can happen within minutes if symptoms go unnoticed. Heat exhaustion appears as heavy sweating, pale clammy skin, a weak rapid pulse, nausea, headache and dizziness, with the patient still mentally alert and core temperature usually below 40°C. The response is straightforward: shade, loosened clothing, cool wet cloths on the neck, armpits and groin, and oral rehydration if the person is conscious and not vomiting. Most cases ease within half an hour.

Heat stroke is far more serious, marked by hot dry skin, a strong rapid pulse, confusion, slurred speech and possible loss of consciousness, with core temperature climbing past 40°C. It demands immediate evacuation and aggressive cooling with water or ice while help arrives, without giving fluids to anyone confused or unconscious. Nikos Pocock, managing director of the safari operator running these drives, says dehydrated arrivals who drink too little in the field are the biggest concern, underscoring that prevention is key.

Guides recommend 500ml of water before the morning drive and at least 1.5 litres per person during it, along with wide-brimmed hats, sun-protective clothing and high-SPF sunscreen. Anyone on diuretics, beta-blockers or lithium should discuss heat risk with a doctor before departure, particularly when combining a Caucasus itinerary with an East African safari extension.

Based on reporting by Safari News, the travel desk of Africa Calling Safaris (Nairobi), GTour’s partner for East Africa. Read the original there.