fluoride bad?

[gotchaeme]

im hearing alot of things about fluoride being bad for you and its just as bad as lead and mercury? does anyone know anything bout this ?

[jno]

too much is bad for you; a little seems to do your teeth good - jno jnr's never had a filling, and he had fluoride in his wter when young; I didn't and most of my teeth have gone. Coincidence?