Sneezing, or sternutation, is an abrupt, involuntary and forceful expulsion of air through the nose and mouth. This involuntary reflex, triggered by the trigeminal nerve, is the body's attempt to ...

Some sneeze once and move on with their day. Others sneeze in a long chain that seems to follow a personal pattern. One of those people is Christel, who wrote in to Videnskab to ask why she always ...