portrait of a young caucasian woman sneezing into a paper handkerchief. gray background. the concept of allergies, flu

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