Influence of Climate Characteristics on Human Health in Chengdu

The effects of climate characteristics on human body include high humidity, short sunshine time and obvious seasonal differences.

1. Humidity: Chengdu is located in a basin with high air humidity, especially in spring, summer and rainy season. This humid climate is easy to lead to heavy moisture in human body, and it is easy to suffer from diseases such as rheumatoid arthritis and skin diseases (such as eczema and urticaria). ), but also may affect people's digestive system, making people feel heavy and tired.

2. Short sunshine time: Chengdu is cloudy and foggy with short sunshine time. Insufficient sunlight affects the synthesis of vitamin D in human body, which leads to an increase in the risk of osteoporosis. At the same time, the lack of sunshine will also affect people's mood, causing or aggravating psychological problems such as seasonal affective disorder (SAD).

3. The seasonal difference is obvious: Chengdu has four distinct seasons, with warm spring and autumn, hot summer and slightly cold winter. Although the temperature in hot summer is not as high as that in some southern cities, due to the high humidity, people will feel sultry and uncomfortable, sweat a lot, and are prone to heatstroke, dehydration and other problems. Although the temperature is not extremely low in winter, due to the humid and cloudy weather, the human body feels cold. If it is not warm enough, it is easy to induce diseases such as colds and respiratory infections.