The extreme fear of falling down. So much so, that someone with this disease never gets up.
They'll slowly but surely kill you.
The fear of chopsticks.
Psst. Got something funnier? Add your own funny disease.
Infectious disease contracted by inhaling bird feces. See also Birds.
Quite literally a pain in the ass.
Also known as a strain to your penis from bending over backwards too far.
A fear of holes.