![]() When the blanket, sheet, pillow, mattress is covered with dirt, the child will accidentally inhaled while sleeping, causing coughing and sneezing, itchy nose and discomfort Gastroesophageal reflux disease: If the child has this disease, when sleeping, the reflux of air from the stomach up into the esophagus will carry gastric acid. Besides, many children have stuffy nose, have to open their mouth to breathe, causing cold and dry air to enter the lungs through the mouth, not keeping warm and removing dust like when going through the nose, causing them to cough a lot at night The bedroom is not clean: If you do not pay attention to cleaning the bedroom regularly, this place will accumulate a lot of dirt, hair, pet hair. For children with a weak immune system, the disease can cause a severe cough, which is life-threatening Children with respiratory tract infections: For children with respiratory infections, when sleeping, the position of the head is low, causing the nasal secretions to flow back down the throat through the back nostril, making the baby cough and vomit easily. For children who have been vaccinated against whooping cough, the disease is mild and does not cause any harm. At night, the adrenal gland rests, the amount of cortisol decreases, so the child coughs more Whooping cough: Some children who develop a cough, accompanied by gasping sounds after coughing, may be diagnosed with pertussis. In particular, children often have asthma attacks at night Adrenal hormone: Adrenal hormone (on top of 2 kidneys) has the ability to fight inflammation, reduce stress, reduce allergies and relieve cough indirectly. Low temperature, dry air makes children who are sensitive to the weather will cough more. At the time of season change, the temperature difference between day and night can be up to 10☌. At night, the sympathetic system is at rest, less active to give way to the parasympathetic system, so this nervous mechanism has stimulated children to cough more at night Microclimate factors: Temperature, air humidity. The dominant sympathetic system causes less coughing, and the dominant parasympathetic system causes more coughing. Children cough at night often due to several causes such as: The activity of the autonomic nervous system: In humans, the autonomic nervous system is divided into sympathetic and parasympathetic systems. ) causes the body to produce a defense response that is coughing to remove sputum, mucus, and bacteria out, clearing the airways. ![]() ![]() Why does the child cough at night? The principle of the cough reaction is: When the respiratory tract is infected, the airway surface has many bacteria, the inflammatory reaction secretes mucus (containing bacteria, white blood cells, pus, inflammatory substances. New York, N.Y.: McGraw-Hill Education 2015. Harrison's Principles of Internal Medicine.
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