portrait of a young caucasian brunette woman wiping her nose with a handkerchief. gray-blue background. the concept of

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