How can I prevent sunstroke during Hajj?

Sunstroke (heatstroke) is the most severe heat-related illness and can be fatal if not treated immediately. It occurs when your body's core temperature rises above 40°C (104°F) and your cooling system fails. During Hajj, the combination of extreme desert heat, prolonged sun exposure, physical exertion, and dense crowds creates a high-risk environment. Unlike heat exhaustion, sunstroke is a life-threatening medical emergency that requires immediate professional intervention.

Prevention requires a multi-layered approach. Always carry and use a white umbrella or parasol — this is the single most effective measure, reducing direct solar radiation significantly. Pour water over your ihram garments periodically, as evaporative cooling is highly effective in dry desert heat. Apply unscented sunscreen (SPF 50+) to all exposed skin and reapply every 2 hours. Wear sunglasses to protect your eyes. Drink 3-4 liters of water daily in small, frequent sips rather than large amounts at once. Schedule physically demanding rituals like outdoor Tawaf, Sa'i, and walking between sites during cooler hours — early morning before 10 AM, late afternoon after 4 PM, or at night.

Know the critical difference between heat exhaustion and sunstroke. Heat exhaustion features heavy sweating, cool clammy skin, and weakness — it is serious but treatable with rest, cooling, and fluids. Sunstroke is far more dangerous: the skin becomes hot, red, and dry (sweating may stop), and the person may experience confusion, slurred speech, seizures, or loss of consciousness. If you suspect sunstroke in yourself or a fellow pilgrim, call 997 immediately. While waiting for help, move the person to shade or an air-conditioned space, remove excess clothing, pour cool water over their body, fan them vigorously, and place ice packs or wet cloths on the neck, armpits, and groin. Do not give fluids to an unconscious person.