Spring types with evidence for chronic pain
- Radioactive springs (radon springs): Specific indications for rheumatoid arthritis and gout. The hormesis effect (low-dose radiation stimulation of cellular defence) is thought to suppress inflammation
- Sulphate springs: Known as the "wound spring" — improves joint blood flow and relieves stiffness
- Bicarbonate springs: Improved circulation delivers oxygen and nutrients to inflamed tissue
- Chloride springs: Sustained heat retention reduces joint chills and pain
How to bathe safely with joint conditions
- Avoid bathing during acute inflammation (significant swelling and heat in the joint)
- Water temperature 40–41°C — avoid hot springs above 42°C near inflamed joints
- Use buoyancy to perform gentle range-of-motion exercises in the water (aquatic therapy)
- Move the affected joint slowly after bathing to maintain circulation
Related Onsen Facilities
Simple Spring
Chloride Spring
Sulfur Spring
Bicarbonate Spring
Awaiting analysis
References
Explore Spring Types for This Condition
Simple Springs (Tanjun Onsen): Gentle Waters for Everyone →Chloride Springs: Benefits, Indications & Recommended Onsen →Bicarbonate Springs: "Beauty Waters" for Smooth, Glowing Skin →Sulphate Springs: "The Healing Waters" for Wounds, Skin & Digestion →Sulphur Springs: Milky White Waters with Powerful Skin Benefits →
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