what causes Adinoids? How to cure ? Why every time nose blocks?

A. Hello! Adenoids are a part of the immune system and can get swollen when fighting or frequent infections like common, cold sinus infections, ear infections, or specific bacteria species like streptococcus species. Sometimes allergic reactions to Pollens , Dust, mould, or certain pets can also cause adenoids inflammation. The treatment depends on the severity . Consult your doctor for further guidance