The nature of thermal sources
The source is the exit surface of groundwater, which can have different mineral composition and different temperatures. If the water is above 20 ° C or the average temperature of this region, it is called hot or thermal. They heat up mostly due to volcanic activity and processes occurring in the bowels of the earth, so most thermal springs are located in areas of volcanoes. Sometimes the high temperature is due to rise of water from great depths, where the temperature is much higher. In some areas springs have a temperature up to 97оС.
In areas of hot springs build sanatoriums, hospitals, resorts, hotels, which operate all year round, as they always kept at a constant temperature.
The use of hot springs
Most hot springs is a mineral, as water passing through the rocks, enriched by a large number of chemical substances beneficial to human health. Such water is considered a food suitable for drinking and even healing, depending on the set of minerals that it treats diseases of the digestive, respiratory, endocrine and other systems.
Prescribed use of this water doctors, self-treatment with mineral water can worsen the condition. Some sources cure women's disease and can get rid of infertility, others are well suited for rehabilitation after injuries and operations. Hot mineral water can help with multiple sclerosis, gout, inflammation of joints, neuralgia, respiratory diseases, osteoporosis.
Bathing in these springs has a therapeutic effect on the skin, joints, immune system, Central nervous system, heart and blood vessels. Usually there is a special institution in tubs or pools with medical centers where visitors may learn about precautions and contraindications.
Despite the fact that hot springs are useful in some cases, they can harm. Contraindications some diseases of the cardiovascular system, malignant tumors, asthma, leukemia, some eczema. Also, you cannot bathe in the baths with hot mineral water during pregnancy.
The most famous hot springs in Russia are located in the Stavropol region in the region of Caucasian mineral waters, in Tyumen, near lake Baikal, Kamchatka.