ACHOO syndrome, aka photic sneeze reflex, is relatively harmless but may affect certain careers. What usually makes you sneeze? For most, it's typically dust, pollen, or some other unwelcome invader.

Some sneeze when they see bright light, called a photic sneeze. It is also known ... Tritter said. The reflex sends turbulent gusts of air up a narrow passageway. While it’s fine to muffle ...

The photic sneeze reflex is an inherited genetic trait which affects about 25–30% of the population, Lane adds. Sneezing ...

It is called the photic sneeze reflex, or autosomal dominant compulsive helio-ophthalmic outbursts (ACHOO) syndrome. Scientists aren't exactly sure why it happens, but some research suggests that ...