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This can be helpful in winter when heaters make the air more dry,” explains Purvi Parikh, M.D., an allergist with the Allergy & Asthma Network. There are two types of humidifiers: Cool mist and ...
Warm Mist: Using a heating element to boil water and make steam, warm-mist humidifiers can add some nice heat in the winter but are best kept away from children because of it. You can also use ...
Too much can lead to the growth of asthma triggers, such as mold and dust mites. “The optimal range for relative humidity is 35 to 50 percent,” says Carver.
Overuse of a humidifier can raise the relative humidity to excessive levels, promoting the growth of dust mites and mold, and can also cause hypersensitivity pneumonitis (humidifier lung). [10] A properly installed and located hygrostat should be used to monitor and control humidity levels automatically, or a well-informed and conscientious ...
Although the humidifying capacity of a bubble respiratory gas humidifier is rather low, it may be improved by increasing the water temperature. A bubble bottle is mostly used in oxygen therapy with high flow rates via a mask, nasopharyngeal catheter, or nasal cannula in order to prevent drying of the mucous membranes in the nose and mouth.
There is growing evidence that psychological stress is a trigger. It can modulate the immune system, causing an increased inflammatory response to allergens and pollutants. [23] Cold weather can make it harder for patients to breathe. [24] Whether high altitude helps or worsens asthma is debatable and may vary from person to person. [25]
Humidifiers are more complicated to clean than many other household appliances.
Asthma triggers are factors or stimuli that provoke the exacerbation of asthma symptoms or increase the degree of airflow disruption, which can lead to an asthma attack. [1] An asthma attack is characterized by an obstruction of the airway , hypersecretion of mucus and bronchoconstriction due to the contraction of smooth muscles around the ...
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