1st Fact of the day (http://biology.about.com/od/cellbiology/a/cells-facts.htm):

Roughly 95% of the cells on and in our bodies are bacteria (prokaryotic) cells.
 
2nd Fact of the day ( http://www.kidskonnect.com/subject-index/31-health/337-human-body.html):

An adult human has roughly 100 trillion cells according to the fact above only 5 trillion of those are human (eukaryotic) cells.