Achoo

Fact of the day: if, like me, looking at a bright light makes you sneeze, that's called photic sneeze reflex.

Or (draws breath) Autosomal Dominant Compelling Helio-Ophthalmic Outburst (ACHOO) syndrome.

Or (best name yet) photosneezia.

— David (@DavidArtiss) January 27, 2021