Misasa Hot Spring Radon Therapy

Misasa Hot Spring is a radioactive spring boasting one of the world's highest radon concentrations, and the hormesis effect from low-dose radiation is drawing attention. At the adjacent Okayama University Misasa Medical Center (now Misasa Hot Spring Hospital), hot spring therapy research is being conducted, and science-based spa therapy programs are provided. Comprehensive hot spring therapy combining inhalation bathing, spring water drinking, and immersion bathing is said to be effective in improving immunity and treating rheumatism and respiratory diseases, attracting spa therapy guests from throughout Japan.