At a certain point, there’s no stopping a sneeze. But doctors say there are ways to turn down the volume of an “achoo.” ...

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.

If so, you're not alone — as many as 1 in 3 people display this reaction. This reflex, called the photic sneeze reflex, has been observed since at least the fourth century B.C., when the ancient ...