How to Prevent and Treat Altitude Sickness on Mount Kilimanjaro Adventure
Mount Kilimanjaro Adventure: is a dream destination for adventurers worldwide, offering breathtaking landscapes and the chance to summit Africa’s highest peak. However, one significant challenge that climbers face is altitude sickness, a condition caused by reduced oxygen levels at high elevations. Understanding how to prevent and treat altitude sickness is essential for a safe and successful climb. Here’s everything you need to know. Experience our Mount Kilimanjaro Adventure

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What Is Altitude Sickness?
Altitude sickness, or Acute Mountain Sickness (AMS), occurs when your body struggles to adapt to lower oxygen levels at higher altitudes. Symptoms can range from mild to severe, depending on the individual and the elevation.
Common Symptoms:
- Headache
- Nausea or vomiting
- Dizziness
- Fatigue
- Shortness of breath
- Loss of appetite
- Difficulty sleeping
In severe cases, altitude sickness can escalate to High Altitude Pulmonary Edema (HAPE) or High Altitude Cerebral Edema (HACE), both of which are life-threatening conditions requiring immediate descent and medical attention.
Preventing Altitude Sickness
1. Choose the Right Route and Duration
Selecting a route with a gradual ascent and plenty of acclimatisation opportunities significantly reduces the risk of altitude sickness. Longer routes like the Lemosho and Northern Circuit are ideal, as they allow your body more time to adapt to higher altitudes.
2. Go “Pole Pole” (Slowly, Slowly)
Adopting the Swahili mantra “pole pole” is vital. A slow and steady pace helps conserve energy and allows your body to adjust to the reduced oxygen levels.
3. Stay Hydrated
Dehydration can exacerbate altitude sickness symptoms. Aim to drink at least 3-4 litres of water daily during your climb. Guides often monitor your hydration levels to ensure you’re drinking enough.
4. Eat Well
Even if you lose your appetite, it’s essential to eat nutritious meals to maintain energy levels. Kilimanjaro tour operators provide carb-rich and easily digestible meals to fuel your climb.
5. Acclimatise Properly
Acclimatisation days, where you climb to higher altitudes and descend to sleep, help your body adjust. Many routes incorporate these days to reduce the risk of AMS.
6. Avoid Alcohol and Smoking
Both alcohol and smoking can dehydrate you and impair your ability to adapt to altitude. Avoid these entirely during your climb.
7. Use Preventative Medication
Certain medications can help prevent altitude sickness. Acetazolamide (Diamox) is commonly used to enhance acclimatisation. Consult your doctor before the trip to determine if this medication is suitable for you.
Treating Altitude Sickness on Kilimanjaro
Despite the best precautions, altitude sickness can still occur. Recognising the symptoms early and responding appropriately is crucial.
1. Stop and Rest
At the first sign of altitude sickness, stop climbing and rest. Pushing through symptoms can worsen the condition and lead to severe complications.
2. Descend Immediately
If symptoms persist or worsen, descending to a lower altitude is the most effective treatment. Even a descent of 300-500 metres can bring significant relief.
3. Stay Hydrated and Nourished
Drink water and eat, even if you don’t feel like it. Dehydration and low energy levels can exacerbate symptoms.
4. Use Oxygen Support
Tour operators often carry supplemental oxygen for emergencies. While this isn’t a cure, it can provide temporary relief from severe symptoms until you descend or receive medical care.
5. Take Medications
In addition to Diamox, medications like ibuprofen or paracetamol can help manage symptoms such as headaches and muscle pain. Again, consult your doctor before your climb for advice on medication use.
The Role of Your Guide Team
Kilimanjaro guides are trained to spot the early signs of altitude sickness and will monitor your health throughout the trek. They conduct daily health checks, including measuring oxygen saturation levels and asking about symptoms. Trust their expertise and follow their recommendations, especially if they advise you to descend.
Preparing for Success: Tips Before Your Climb
1. Train in Advance
Building physical fitness before your trek can help you handle the physical demands of the climb. Focus on endurance, strength, and cardio exercises.
2. Arrive Early for Pre-Climb Acclimatisation
If possible, spend a few days in a high-altitude location, such as Arusha or Moshi, before your climb. This pre-acclimatisation can give your body a head start.
3. Choose a Reputable Tour Operator
Experienced tour operators provide the support and infrastructure needed to manage altitude sickness effectively, including well-trained guides, medical kits, and supplemental oxygen.
Final Thoughts
Altitude sickness is a common challenge on Kilimanjaro, but with proper preparation, a gradual ascent, and attentive guides, it can be managed effectively. Listen to your body, stay hydrated, and remember that your safety is more important than reaching the summit.
By taking the right precautions and acting swiftly if symptoms arise, you can minimise risks and enjoy the incredible experience of standing on the Roof of Africa.

This author’s life has been an adventure. He has visited over 30 countries, and lived in four different states. He is a traveler at heart, but he also loves exploring the outdoors on his bicycle or hiking with his canine companion.