There are three kinds of sinus infections acute, chronic and recurring. Acute sinus lasts up to three weeks, chronic sinus lasts three to eight we 2012 NFL Jerseyseks or more and recurring sinus has frequent attacks within a year. It is also classified on th
2012 nfl jerseyse basis of frontal, ethmoid, sphenoid and maxillary. Frontal sinus happens over the eyes in brow area, ethmoid sinuses occurs just b cheap nfl football jerseysehind the bridge of nose and in between the eyes, sphenoid sinus happens behind the eyes or behind the ethmoids in the upper region of nose and maxillary sinus occurs inside each cheekbone.