An curved arrow pointing right. Researchers at the FAA Center of Excellence at Purdue University created a simulation showing the mechanics of a sneeze in airplane cabins. Animation courtesy of ANSYS.

It could be bacteria, dirt, dust, or other particles that get ... keep your eyes open when you sneeze. Not all sneezes are related to your body's defenses. Some people sneeze in bright sunlight ...

normal sneezing Usually, you sneeze when the mucous membranes of your nose or throat get irritated by particles ... at least two or three sneezes in a row. Though, in many cases, people will ...