Sinusitis is a disease that is generally caused by the formation of sinuses or through the empty air spaces in the body. These sinuses are generally formed in the skull or in area around head adjacent to nose. Each sinus is able to exchange air and mucus through an opening in the nose. Any infection associated with nose affect sinuses and may cause a severe sinusitis. In addition if there is any obstruction to free air supply, vacuum is created as a result there causes a pain attacks. Headache, cough and fever are the most common symptoms found in this disease.