What is smog?

As the name suggests, it is composed of fog and haze. Fog is composed of small water droplets suspended near the ground, and haze is composed of dust and other particles in the air. Smog is a general term for the excessive content of suspended matter in the atmosphere. Going out in haze weather is also harmful to the body.

The harmful substances present in the air will be breathed into the body, causing great harm to the lungs . People with respiratory diseases themselves can easily suffer from acute attacks of the disease if they go out in hazy weather without taking protective measures. Reduced visibility in haze weather will also affect traffic safety.

Extended information

Haze can cause shortness of breath, chest tightness and other discomforts for people with respiratory diseases such as asthma, chronic bronchitis, and chronic obstructive pulmonary disease, and may cause lung infection , or acute exacerbation reaction occurs. Diabetic patients are more susceptible to colds because their immune system is weak. PM2.5 has great destructive power on patients with chronic diseases such as cardiovascular and cerebrovascular diseases. It will increase the burden on the heart of patients with heart disease and induce cerebral infarction.

It is best to go out less during haze days, and it is recommended to wear a mask with better protective effect when going out. However, not everyone is suitable for wearing a mask.

Patients with respiratory diseases, especially those with difficulty breathing, artificially create breathing difficulties after wearing masks. Patients with heart disease, emphysema, and asthma are not suitable for wearing masks for long periods of time. Patients with chronic diseases are advised to avoid going out for shopping or participating in various outdoor activities in the early morning when the fog is thick, and to drink more water and pay attention to rest. If you feel unwell, go to the hospital for medical treatment as soon as possible.