China News Service, March 28. According to the official WeChat official account of the Environmental and Health Related Product Safety Institute of the China Centers for Disease Control and Prevention, pollutants can be directly produced on the human body through the eyes, nose, throat and other mucosal tissues and skin under sand and dust weather. Various degrees of irritation or allergic reactions.

Dust particles can also enter the human body through the respiratory tract, causing various respiratory diseases.

On March 28, the main body of sand and dust originating from the central region of Mongolia entered the territory, and sandstorms in the northern region resumed.

The picture shows strong winds and sandstorms in Beijing. This is the second sandstorm that Beijing has encountered since March.

Photo by Li Peiyun, reporter of China News Service

　　The elderly, children, pregnant women, people suffering from respiratory diseases and cardiovascular diseases are sensitive groups.

In the sandy weather, sensitive people should avoid going out as much as possible. If chronic cough with sputum or shortness of breath, episodic wheezing and chest pain occur, they should seek medical attention as soon as possible.

People who must be outdoors due to occupational needs, such as traffic police, sanitation workers, construction workers, etc., should take personal protective measures.

　　When sand and dust weather occurs, residents should try their best to stay indoors and take corresponding measures:

　　①Close doors and windows in time, and seal them with rubber strips when necessary to prevent sand and dust from entering the room;

　　② Use wet mop mopping, wet rag wiping and other wet dust cleaning methods to keep the room clean and avoid re-suspension of indoor dust;

　　③ Humidifiers, water spraying and other methods can be used to keep the air humidity suitable;

　　④Turn on the air purifier in the room where conditions permit.

　　If you need to go out, you should pay attention to personal protection:

　　① Wear a mask to reduce the damage to the respiratory tract caused by wind and sand.

In sandy weather, floating dust, inhalable particles and fine particles will be present at the same time, so it is advisable to wear N95 and above protective masks.

　　②You can wear wind-proof glasses to avoid damage to the eyes caused by wind and sand. If the wind and sand enter the eyes, do not rub it with your hands. Rinse with running water or drop eye drops as soon as possible. If you still feel uncomfortable, see a doctor in time;

　　③Wear dust-proof appliances such as hats and gauze towels, and surround the head with gauze towels to avoid damage to the skin, hair, ears, etc. caused by wind and sand;

　　④Wash your hands and face immediately after going out, rinse your mouth with water, clean your nasal cavity, take a bath if possible, and change clothes in time to keep your body clean and comfortable.

　　In addition, in the sandy weather, the air is dry, prone to cracked lip, nose, throat, dry itchy, etc. You should drink plenty of water and eat more fruits and vegetables rich in vitamins to keep the respiratory tract unobstructed and moist, so as to relieve the symptoms of throat discomfort.