Here are a few highly reputable websites where you will find information on fluoride and fluoridation.
Fluoride Action Network http://fluoridealert.org
An International Coalition to End Water Fluoridation and Alert People to Fluoride's Health and Environmental Risks
Second Look https://slweb.org
A Rational Approach to Controversial Public Policy Issues
Don't miss Second Look's comprehensive BIBLIOGRAPHY of scientific literature https://slweb.org/bibliography.html
Fluoride: Protected Pollutant or Panacea? http://fluoridation.com/
Are the claimed benefits of ingesting fluoride over-rated and the risks to our health and eco-system under-reported?
Keepers of the Well http://www.keepers-of-the-well.org/
Preserved through stewardship...
Maintained with respect, vigilance and action
The following are websites concerning fluoride poisoning and health-affected.
Fluoride Poisoning Support Group http://health.groups.yahoo.com/group/FluoridePoisoning
The intention of this site is for FLUORIDE POISONED persons to share their experiences and support. Options are to discuss symptoms, feelings, diagnoses, treatments, related conditions, and available research on the subject. At this time, there is no other such site available on the Web.