
Sinusitis: Types, Symptoms, And Treatments
Sinusitis is caused by a swelling or an inflammation of the lining of the tissues of the sinuses. Sinuses in their healthy state are bloated with air. But when they get infected, they get filled with germs and infected fluids and cause an infection. Sinuses make mucus which keeps the nasal passage unblocked clean of all the various pollutants and allergens that are inhaled through the air.