It is good for preventing illnesses and if you have pains on your back it does have great benefits to that. Soaking your body in the hot springs allows for pains to disappear. Also avoids athletes foot or other fungi
The sulphur in the water is supposed to ease skin ailments like eczema.
I have had mud packs made from hot springs water, and it does make a difference. It gives my skin a wonderful glow.
Soaking in a hot spring, then taking a cold plunge or rolling in snow, revitalizes you, giving you a glowing feeling akin to having a couple of drinks - without the fuzzy brain. It's an ideal treatment for those who want to give up alcoholl.