There are many reasons why a 25-year-old man often coughs up phlegm, and the common ones are infection, climate change and allergic diseases.
1. Infection: the patient’s respiratory tract may have repeated infections, and the pathogens may be bacteria, viruses, mycoplasma, chlamydia and so on. If these pathogens invade and are not treated in time, patients may cough up phlegm frequently after long-term inflammation stimulation.
2. Climate change or long-term smoking, inhalation of dust, etc.: such as temperature, humidity, air pressure changes, or long-term smoking, long-term inhalation of dust, etc., may stimulate the throat area, resulting in frequent sputum and other phenomena.
3. Allergic diseases: Asthma is very common. Allergens can be pollen, dust, dust mites, fungi, animal dander, or some high-protein foods, such as eggs, milk, seafood and so on. These allergens can cause the patient’s airways to become hyperresponsive and induce coughing.
There are many causes of frequent phlegm coughing, and if it occurs for a long time, it is recommended that the patient consult a doctor in time to identify the specific cause of the chronic phlegm coughing, and receive treatment according to the cause.