Multiple sneezes are a normal and effective physiological response of the body to expel irritants from the respiratory system ...

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 ...

Sounds gross, but sneezing is actually a protective reflex that's designed to keep you healthy. It begins when tiny nerve endings detect something irritating in your nose. It could be bacteria ...

The trigeminal nerve is at the heart of the sneeze reflex. But stopping a sneeze once triggered can increase its force and redirect pressure in dangerous ways.

View Full Profile. Learn about our Editorial Policies. The paper F. Li et al., “Sneezing reflex is mediated by a peptidergic pathway from nose to brainstem,” Cell, 184:3762–73, 2021. Qin Liu studies ...