How many years will Han people have altitude sickness when they live in Tibet?

Within a year. According to the relevant public information, at least 1 year is the unstable adaptation period of the body after moving to the plateau, and there are two peaks of altitude sickness in 1 year. Altitude sickness can be divided into acute altitude sickness and chronic altitude sickness, which usually refers to diseases caused by altitude hypoxia environment at that time or within a few days when people enter the plateau or enter higher altitude areas from the plateau.