Tap water, toothpaste, junk foods - even baby milk. Fluoride is being placed into every avenue they can. This medical lesson is easy on the eye, while the message is hard-hitting, and full of good detail. I challenge any red-blooded male to be able to stop the video before it ends.
A comment recommends this for even more detail -
http://www.youtube.com/watch?feature=player_embedded&v=wb8A7MsWdbY