Because the temperature in Hainan is suitable, the sun is shining, the air is fresh and the fruits and vegetables are fresh, which is very beneficial to human health. Especially for diseases such as hypertension and asthma. However, it should also be emphasized that it is really not good for the elderly who are older or have difficulty moving to Hainan every year. In short, we should make decisions according to our own conditions, and we don't have to follow suit blindly.

In addition, Hainan has a warm climate and good air quality, which is more suitable for outdoor activities. Naturally, they are loved by the elderly in Northeast China and become migratory birds. Old people in Northeast China like to go to Hainan for winter, mainly because the climate in Northeast China is cold, not suitable for outdoor activities, and the air quality is not good, which is beneficial from the health point of view.

Winter characteristics of Hainan:

Hainan is warmer in winter, and the temperature can be maintained at 20 degrees most of the time, which is much more comfortable than summer. However, there are many cloudy days and few blue sky and white clouds in Hainan in winter.

The cities and counties in Hainan Island 18 are all in the tropical marine monsoon climate, but the climate characteristics between the north and the south of Hainan are different, especially in winter, when it is rainy and hot in the south and wet and cold in the north, Haikou is just in the northernmost part of Hainan Island.