Thar desert among areas facing endemic fluorosis: PCSIR experts

....................He said severe forms of fluorosis typically develop only when the fluoride concentration of drinking water is greater than 5 to 10 mg/L. However, symptoms of this disease can develop with regular ingestion of water containing fluoride concentrations as low as 1 to 2 mg/L. Whether, dental or skeletal, fluorosis is irreversible and no remedy and treatment so far exists, the only remedy is prevention by keeping fluoride intake within the safe limits, he added. ............