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A cough is a sudden expulsion of air through the large breathing passages which can help clear them of fluids, irritants, foreign particles and microbes.As a protective reflex, coughing can be repetitive with the cough reflex following three phases: an inhalation, a forced exhalation against a closed glottis, and a violent release of air from the lungs following opening of the glottis, usually ...
A habit cough is a chronic cough that has no underlying organic cause or medical diagnosis, [1] [2] and does not respond to conventional medical treatment. [3] This is sometimes called tic cough, somatic cough syndrome and previously psychogenic cough, but without clinical justification. [1] Different terms and conditions involving this form of ...
Symptoms typically include a chronic cough with mucus production. [3] Other symptoms include shortness of breath, coughing up blood, and chest pain. [2] Wheezing and nail clubbing may also occur. [2] Those with the disease often get lung infections. [8]
Cough is another typical symptom of COVID-19, which could be either dry or a productive cough. [2] Some symptoms, such as difficulty breathing, are more common in patients who need hospital care. [1] Shortness of breath tends to develop later in the illness. Persistent anosmia or hyposmia or ageusia or dysgeusia has been documented in 20% of ...
A cough that shows up after COVID typically goes away within four weeks, says Dr. Leykum. And it can last as long as six months after the infection, according to the American Lung Association .
Once in the stomach, the acids and digestive system will remove the phlegm and get rid of the germs in it. [1] In some cultures, swallowing phlegm is considered a social taboo, being described as disgusting or unhygienic. [15] One Igbo adage, for example, uses the swallowing of phlegm as a metaphor for wrongdoing. [16]
A dry cough is a persistent cough where no mucus is present; this can be a sign of an infection. A chronic wet cough is a cough where excess mucus is present; depending on the colour of the phlegm, bacterial infections may be present. [16] A stress cough is when the airways of the throat are blocked to the point that it causes a reflexive spasm.
2.74 million (2015) [2] Lower respiratory tract infection ( LRTI ) is a term often used as a synonym for pneumonia but can also be applied to other types of infection including lung abscess and acute bronchitis .