Fluoridation and hypothyroidism--a commentary on Peckham et al.

In many countries around the world community water fluoridation is a key element in the campaign for better dental public health. Its safety and effectiveness have been confirmed through decades of research, and the practice has been strongly endorsed by reputable health authorities. A strong evidence base is critical for the implementation of fluoridation and other public health measures. Health professionals must ensure that the highest quality evidence is promoted, and weak evidence identified and discredited.