Monday, September 25, 2006

Photic sneeze reflex - Wikipedia, the free encyclopedia

Photic sneeze reflex - Wikipedia, the free encyclopedia:
"Photic sneeze reflex (also referred to as sun sneezing, photogenic sneezing, or whimsically called ACHOO, a backronym for Autosomal dominant Compelling Helio-Ophthalmic Outburst) is a medical condition by which people exposed to bright light sneeze. The photic sneeze reflex can also cause one to sneeze many times consecutively. The condition occurs in 17% to 25% of humans with more common occurrence in Caucasians than other human races. The condition is passed along genetically as an autosomal dominant trait.


I have it, my father has it, my wife and children have it -- now I know why.

1 comment:

Emily Curtis said...

Very interesting! I have often wondered about this, but never bothered to do the research.