# Do you sneeze when it's bright out?

**URL:** <https://boards.straightdope.com/t/do-you-sneeze-when-its-bright-out/19590>\
**Category:** Factual Questions\
**Created:** [May 15, 2000, 7:21pm UTC](https://boards.straightdope.com/t/do-you-sneeze-when-its-bright-out/19590 "2000-05-15T19:21:43Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![brooksy2](https://avatars.discourse-cdn.com/v4/letter/b/ebca7d/32.png) [@brooksy2](https://boards.straightdope.com/u/brooksy2)\
**Post date:** [May 15, 2000, 7:21pm UTC](https://boards.straightdope.com/t/do-you-sneeze-when-its-bright-out/19590/1 "2000-05-15T19:21:43Z")

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Do you sneeze when it’s bright out? If you do I think you could be of some help to me. I’m doing a project on this phenomenon called Photic Sneeze Reflex. If you do indeed have this reaction I would appreciate you contacting me at [brooksy2@zdnetmail.com](mailto:brooksy2@zdnetmail.com).  
I’m testing to what extent this reaction is hereditary. If you could email me with any information about who else in your familty has this reaction I would be very appreciative.

```
     -brooksy2
```

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**Author:** ![Oblio](https://avatars.discourse-cdn.com/v4/letter/o/c4cdca/32.png) [@Oblio](https://boards.straightdope.com/u/Oblio)\
**Post date:** [May 15, 2000, 7:32pm UTC](https://boards.straightdope.com/t/do-you-sneeze-when-its-bright-out/19590/2 "2000-05-15T19:32:05Z")

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See also  
[http://www.straightdope.com/classics/a2\_303.html](http://www.straightdope.com/classics/a2_303.html)

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**Author:** ![Oblio](https://avatars.discourse-cdn.com/v4/letter/o/c4cdca/32.png) [@Oblio](https://boards.straightdope.com/u/Oblio)\
**Post date:** [May 15, 2000, 7:41pm UTC](https://boards.straightdope.com/t/do-you-sneeze-when-its-bright-out/19590/3 "2000-05-15T19:41:58Z")

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brooksy,

Forgot to add that I’m adopted, so I can’t answer the heredity part of your question.

I forgot my manners, welcome to the SDMB.

Oblio
