Learn About ItWhat Should You Do to Prevent an Asthma Attack?
In the cold season, high humidity and atmospheric pressure make the body's resistance to disease decrease, while the microorganism thrives to increase the disease "bronchial asthma". So what are the best preventions of this illness?Read More
Learn About ItAsthma Diagnosis Peak Expiratory Flow Rate
The peak expiratory flow (PEF), also called peak expiratory flow rate (PEFR), is a person's maximum speed of expiration, as measured with a peak flow meter, a small, hand-held device used to monitor a person's ability to breathe out air.Read More