Saunas have been around for thousands of years. In the Stone Age, people gathered stones and heated them with a fire. As with today’s saunas, the Stone Age people doused the hot stones with water and created a pleasant steam. The Finns later turned the sauna into a cult. Nobody in the world has more saunas than the Finns. Compared to other health-promoting measures, you can achieve quick successes in the sauna. The best thing is that you suddenly feel more comfortable after taking a sauna. The warmth is good for your body. If you ask yourself: what is the best indoor sauna?, then the answer depends on what benefits you are need from the sauna.