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 ...

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 ...

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 ...

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 ...

We do it when we’re sick, when we’re cleaning out our closets and, according to a recent YouTube chat with astronaut David Wolf, we do it in space. Even pandas do it. Yet few really understand what’s ...

At a certain point, there’s no stopping a sneeze. The burst of air is as inevitable as a crashing wave. But with conscious effort, we can control how loud it is. “There are things that people can do ...