I didn't start the last one but people seemed to like it, so here is some more real facts.
The only known way to create heavier elements like carbon, oxygen, iron, calcium, etc is through the fusion process of stars. That means near everything that makes you up was at some point in the centre of a star that blew up. You are literally made of star dust.
There are more bacterial cells in and on your body than human cells, about 10x as many for the average person that showers once a day.
Chickens are descended from Velociraptors.
Most of the dust that builds up around your house is from you shedding dead skin cells. Dust mites eat it and their crap can cause minor allergies (aka sneezing a lot). Unless you like breathing in dust mite shit try cleaning once in a while