Health
- Tap Water: Not recommended — drink bottled or boiled water.
- Heat & Humidity: Dehydration and heat exhaustion are real risks year-round. Carry 2-3 liters daily; wear lightweight, breathable clothing; acclimatize gradually.
- Mosquito-Borne Illnesses: Dengue fever and malaria present in rural areas. Use DEET repellent (30%+), long sleeves at dawn/dusk, and sleep under mosquito nets in jungle lodges.
- Jungle Safety: Leeches common in rainforest — bring salt or leech socks. Never trek alone; hire licensed guides.
- Medical Facilities: Excellent private hospitals in Kuching (Sarawak General Hospital, Normah Medical Specialist Centre); limited in interior. Evacuation insurance strongly recommended for remote trekking.
- Vaccinations: Hepatitis A/B, typhoid, and tetanus recommended. Japanese encephalitis and rabies (if working with animals) advised for extended rural stays.
Safety
- Sarawak is generally safe for travelers. Violent crime is rare.
- Emergency Numbers: Police 999; Ambulance 999; Fire 994
- Jungle Trekking: Only trek with licensed guides; inform someone of your route; carry GPS/satellite communicator in remote areas.
- River Travel: Life jackets mandatory on express boats; avoid travel during severe weather warnings.
- Wildlife: Orangutans and crocodiles are wild animals — maintain distance; never feed.
- LGBTQ+ Travelers: Homosexuality is illegal in Malaysia. Public discretion is essential.