Photic sneeze reflex is a condition triggered by exposure to bright light. Around 35% of the population has this reflex. Sneezing is a natural response that removes irritants from your nose. But while ...

When you step outside from a dark building into the full glare of the sun, do you suddenly have the urge to sneeze? If so, you're not alone — as many as 1 in 3 people display this reaction. This ...

ACHOO syndrome causes uncontrollable sneezing from sunlight, camera flashes, and more. Evidence suggests that scientists have been trying to understand the cause as far back as 350 BCE. ACHOO syndrome ...

Photic sneeze reflex, officially known as ACHOO syndrome, causes sudden sneezes when exposed to bright light. This reflex affects up to 35% of people and is linked to the crossing of optic and ...

Have you ever looked at a bright light or the sun (a pretty bright light) and had to sneeze? If so, you have been blessed genetically with the ACHOO syndrome or photic sneeze reflex (PSR). The acronym ...

If you do crosswords a lot, you'll know many unusual words. So you might well know that a fancy word for sneezing is 'sternutation'. But one thing that nobody knows is why some people sneeze when they ...

Of all the involuntary actions carried out by the human body, nothing rivals the sneeze. A sneeze occurs in three stages. First, your head moves up and back as you take a sudden breath. (This is the ...

If you find yourself sneezing when you come from the dark into the light, you’re not alone. Jason G Goldman investigates why this sudden syndrome strikes. In 1991, a University of Manchester ...

If you do crosswords a lot, you'll know many unusual words. So you might well know that a fancy word for sneezing is 'sternutation'. But one thing that nobody knows is why some people sneeze when they ...