One of the main benefits of saunas is it relieves stress. Scientifically speaking, the heat in the sauna helps our body to relax and controls the level of cortisol in our blood. So yes, having a sauna room in your house is really beneficial for all the members of the family.
Do you want to build or install a sauna? First you need to determine the size of the footprint (i.e. how big the sauna will be). Second, you need to choose a sauna seating layout. This diagram sets out 11 common sauna layouts with dimensions and sizes and sets out how many people each layout and size can accommodate.