For most people, no. Of the guests I have taken out, roughly 5% ran into a real problem with altitude — and that number owes a lot to the itinerary: we climb gradually rather than jumping from 500 m to 4,500 m in an afternoon. If it does hit, the order is: call 120, get oxygen, and if oxygen does not relieve it, go down. Descending is the treatment.
What I actually see
About 5% of the guests I have taken out have had a genuine problem with altitude — not a passing headache that clears by lunchtime, but something that changed the plan for a day. Everybody else arrived at 3,700 m, then at 4,000 m and above, and was fine.
Those are my own numbers, from the trips I have run. They are not a study, and nobody should read them as a promise about their own body.
Why the itinerary matters more than anything else
Altitude is mostly a question of how fast you go up. These routes are built to climb: Chengdu sits at about 500 m, the first nights are spent in valleys, and you only reach the plateau at around 3,700 m after several days of gradual ascent. There is no afternoon where you gain 4,000 m. That is deliberate, and it is why no route on this site starts at its highest point — even when the high place is the one everybody wants to see first.
If it happens anyway
Three steps, in this order.
- Call 120. That is the emergency number in China. Use it early rather than waiting to see whether the day improves.
- Get oxygen. Get it in early; it frequently settles the symptoms.
- If the oxygen does not relieve it, go down. This is the step people resist, and it is the one that matters: not down to the next village along, but to a genuinely lower altitude, as quickly as the road allows.
Waiting to see whether altitude sickness passes on its own is the mistake I would most want you to avoid. Altitude is one of the few problems on this plateau where the fix is unambiguous: you go down.
What is not my call
Whether you should be at 4,000 m at all, what you take before you come, and what your own medical history means for a trip like this — those are conversations with your doctor, not with me. I will tell you exactly what the itinerary does about altitude, and I will build the margin in. I will not give you medical advice, and you should be sceptical of anyone online who gives it without knowing you.
Questions I get on this one
Should I take something for altitude?
What altitudes do these routes actually reach?
I have had trouble with altitude before. Now what?
Does being fit help?
From the trips I have run and the way I build them. Not medical advice. Related: insurance · safety · all essentials