Investigation of Physical and Chemical Quality of Hot Springs in South Khorasan, Iran

The use of natural spa fountains as a swimmer has been a human interest for a long time, and many people utilize spa fountains for therapeutic, healing, and recreational activities every year or in some cases. Nowadays, one of the most important uses of water in any region area esthetic and recreational; accordingly, swimming is one of the recreational activities with a constructive effect on human physical and mental health(1). From a hygienic point of view, hot spring water, such as drinking water, should be physically, chemically, and ideally suited to the required standards to maintain the health and well-being of those who use them (2). The physical and chemical factors in this A-R-T-I-C-L-EI-N-F-O A-B-S-T-R-A-C-T