Illnesses which are spread around at bear run conventions due to the large numbers of people who gather and interact in one confined place. Lack of sleep, drama, stress, travel, and post con depression may also depress the immune system, contributing to bear flu.

This is synonymous with "Con Crud" or "Kennel Cough", but this is more specific to bear runs.
I had an amazing time at Texas Bear Round-up, but I ended up catching bear flu.
by Cubcake76 December 3, 2016
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