Natural springs have been resources to prevent and treat diseases, reduce stress and improve the quality of life since the antiquity. Today thermal waters are applied throughout treatment procedures at clinics and for preventive care, also for wellness and relaxation at touristic facilities. Turkey's thermal resources rank 7th in the world and 1st in Europe. Hundred thousands of international patients and tourists visit Turkey's unique thermal facilities every year to get better and healthier. Most of these resources are available in Aegean, Marmara and Central Anatolia. Quality of the water delivered by facilities is supervised by the Ministry of Health. In Turkey you can get thermal cures for almost 300 days in a year.