Salt Therapy or Halo therapy is known from ancient times as a body and mind rejuvenation experience. Mineral salt has also been used for healing and even religious purposes in its natural form.
Ippokrates in his island Kos used salt for healing purposes. In the beginning of the 20th century doctors observed that salt miners had significantly less breathing and skin problems. That led them to establish rehabilitation clinics close to the old mines (e.g. Wieliczka, Bochnia in Poland).
Patients with respiratory and skin diseases where spending on a daily basis 15-20 minutes relaxing in the empty salt mines. The results where significantly positive, the patients where demonstrating evident improvements.
Today Salt Therapy is very well known in many countries in Europe, Russia and USA. In Russia and Poland mechanism for spraying salt ions are registered and recommended as medical devices from the Ministry of Health. In the site of the US ministry of health are reported several case studies regarding the positive effects of Salt Therapy