A member asked:

My boyfriend sneezes every time he's in the sun and i'm just wondering why?

A doctor has provided 1 answer

Normal.: It's called the photic sneeze reflex, and it occurs in around 20-30% of the population. The reason it exists is not well understood. No treatment is needed, but he should consider shielding his eyes from abrupt light or sunlight to avoid triggering a forceful bout of sneezes, especially if driving or operating machinery.

Answered 9/18/2017

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