Sneeze

thumb|thumbtime=0:12|360px|Shadowgraph visualization of the airflow during a sneeze, comparing an unmasked sneeze with several different methods of covering one's mouth and nose: sneezing into a fist, a cupped hand, a tissue, a "coughcatcher" device, a [[surgical mask, and an N95 mask]] A sneeze (also known as sternutation) is a semi-autonomous, convulsive expulsion of air from the lungs through the nose and mouth, usually caused by foreign particles irritating the nasal mucosa. A sneeze expels air forcibly from the mouth and nose in an explosive, spasmodic involuntary action. This action allo

1894 film by William Kennedy Dickson

sneezing in response to numerous stimuli, such as looking at bright lights

alt=|thumb|A woman blowing her nose (expelling mucus) into a [[handkerchief]] Nose-blowing is the act of expelling nasal mucus by exhaling forcefully through the nose. This is usually done into a facial tissue or handkerchief, facial tissues being more hygienic as they are disposed of after each use while handkerchiefs are softer and more environmentally-friendly.

list of responses to sneezes in multiple languages