portrait of a young caucasian woman with a red nose about to sneeze into a handkerchief. gray-blue background. the

allergy virus handkerchief woman influenza snots sneeze problem disease flu female redness asthmatic allergic treatment face portrait spring young pollen protection indoor sensitive infection danger pandemic concept prevention caution annoyance risk season syndrome medicine medical infect contagion epidemic attention caucasian illness brunette asthma beautiful viral sick health background