Signs of fine dust contamination in the air

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Hanoi and Ho Chi Minh City are currently two of the cities with the highest air pollution index in the world. Fine dust in the air causes serious health effects. The following article will help us recognize the signs of fine dust contamination in the air.

1. Signs of fine dust contamination in the air

The phenomenon of PM2.5 fine dust in the air, which has increased four times the allowed level, is causing many harms to the respiratory tract in general and ENT diseases in particular.
Fine dust can enter the human body due to its microscopic size and affects health more than any other pollutant, even at low concentrations.
Fine dust in polluted air can enter the human body through the nose, mouth, skin and mucous membranes, causing damage to organs such as blood vessels, bone marrow, spleen ... especially the respiratory system Respiratory and cardiovascular are the most severely affected.

Many studies show that fine dust in the air causes acute and chronic respiratory effects. With manifestations such as cough, wheezing, runny nose, sinusitis, headache, more severe can lead to asthma, bronchitis, chronic obstructive pulmonary disease.
Sinusitis will affect diseases related to the throat and ears with symptoms such as itchy throat, burning pain, sore throat. Rhinitis blocks the eustachian tube, leading to an increase in ear diseases.
Fine dust penetrates deep into the lungs causing breathing difficulties, especially dangerous for people with lung disease, bronchial asthma or respiratory infections.
Exposure to fine dust particles can cause short-term health effects in the eyes, nose, throat, and lungs; long-term exposure will cause serious diseases such as chronic bronchitis, impaired lung function; increase mortality from lung cancer and heart disease, promote cirrhosis; increased risk of metabolic and functional diseases, diabetes; nervous system is affected.
Working in an environment with air pollution and fine dust will cause effects on the central nervous system, change behavior, affect cognitive ability, cause psychological disorders and loss of feeling Feeling healthy, easily irritable.

2. Prevent and reduce the impact of fine dust in the air

Wear a specialized, reputable mask with a clear origin, with an import invoice from genuine. Wear a mask properly when traveling or when exposed to dusty environments. Besides, it is necessary to pay attention to clean eating, daily hygiene of ears, nose and throat to reduce pathogens. Except in necessary cases, it is advisable to limit going out, avoid polluted areas; should choose to live in cool, green places; Regularly practice sports to enhance health and improve resistance; Limit wearing contact lenses because dust particles can get stuck between the pupil and the lens, damaging the cornea; Wash hands with soap often, drink enough water; Adequate nutrition, especially for children with weak resistance, sensitive ENT system and prone to allergies, should avoid exposure to environments with lots of dust and smoke; Regularly clean the ears, nose and throat so that the nose always maintains the best dust filtering capacity. When the weather changes, it is necessary to keep the child warm; In order to limit the impact of fine dust in the air, it is advisable to minimize the time of exposure to pollution sources, exercise activities near the source of dust generation; Encourage people to change their living habits such as switching to using public transport and vehicles with environmentally friendly fuels, limiting the use of coal stoves, burning votive paper, etc. Cleanliness and hygiene eat in moderation to improve resistance; Enhancing the immune system with a diet rich in green vegetables, fruits rich in vitamin A, vitamin C ... helps to form and maintain the mucosa in the respiratory tract and digestive tract, against cell damage. cells, increasing the supply of oxygen to the cells; In addition, it is necessary to regularly clean the house and rooms, keeping the living environment well-ventilated.

Fine dust pollution causes many serious health effects, negatively affecting the respiratory system and causing cardiovascular and nervous system diseases. In order to reduce the impact of fine dust, in addition to using specialized masks, it is necessary to follow a nutritious diet and most importantly, each citizen needs to raise the general awareness of environmental protection, especially in the current context of severe environmental pollution.

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