Altitude sickness, also known as Acute Mountain Sickness (AMS), is a pathological effect of high altitude on the human body. The causes of Acute Mountain Sickness by acute exposure to low air pressure (usually outdoors at high altitudes). It often happens around 3,000 meters above sea level.

As you all know, the air mass of the earth is pulled towards the surface of the earth by the earth gravity. This led to excellent air density around the sea level and low area. As you go up to the high elevation, the amount of air is lesser and lesser. Above 3000 meters of sea level, the air pressure is more secondary beyond our body’s capacity.

Acute Mountain sickness is the changes in our body in the atmosphere where there is lesser oxygen. For some, it might be mild, but for many, it could be fatal and deathly. The leading causes of Acute Mountain Sickness are the lack of oxygen, Our bodies incapacity to adjust to it and no proper acclimatization.

During your visit to Tibet, you are mostly like be arriving in Lhasa at the beginning of the tour. Lhasa city is at 3600 Meter. You will need some days to adjust correctly to the high elevation of Tibet. Our recommendation is for all the travellers coming in here to keep acclimatization in Tibet a top priority.