Zhang Fengrong, director of the respiratory department of Beijing Guoji Hospital of traditional Chinese medicine, said that if the humidifier causes too much humidity in the indoor air, it will make people's respiratory system and mucous membrane feel uncomfortable, and reduce their immunity. In addition, the water vapor from the humidifier may contain these pathogenic bacteria, which will induce asthma when inhaled into the body.
How to use humidifier in asthmatic patients
So, do asthma patients need humidifier in winter? Zhang Fengrong said that asthma patients should use humidifier less in winter, if they really want to use it, they should also use it scientifically. She made the following recommendations:
One: do not add tap water directly. Because tap water contains microorganism, magnesium ion, calcium ion and other components, it is easy to produce white powder to induce asthma. Add pure water to the humidifier, or boil the tap water, and then add it after cooling. In addition, do not add non professional production or supervised additives to the water, such as some aromatics, etc.
Second: when using the humidifier, it is better to equip with a thermometer with a dry and wet bulb to monitor the indoor humidity at any time, so as to control the opening time of the humidifier, so as to achieve better use effect.
Third: clean the humidifier regularly. Humidifier is often used, which contains dirt and dirt. It is necessary to clean the energy exchange plate and water tank frequently to prevent dirt blocking and secondary air pollution. At the same time, it can also improve the use efficiency and prolong the service life of electrical appliances.