You wear nothing, or as little clothing as is permissible. In some locations swimwear is banned. In others, notices may say swimwear is required - although this may be commonly ignored. You should always have something between your body and the sauna benches. A towel is the best solution. The safest option, worldwide, is to enter the sauna wrapped in a towel. You can then loosen the towel if you wish, taking into account the apparent preferences of anyone you may be sharing the sauna with.
A dry sauna does not need a exhaust fan
In a Swedish sauna yes, in a Finnish sauna no.
Wet sauna is more beneficial with people with psoriasis
Traditionally, you either wear a towel or you are naked.
No, since sauna is very humid and it makes your body sweat more.
Read the assembly manual.
Steamroom is Turkish invention and a lot colder, Sauna is Finnish invention and a lot hotter place.
You wear the stuff in Lith Harbor, then at lvl 20 buy a bathrobe. Then at lvl 30 get a sauna. You should probably scroll the bathrobe and sauna with dex or luk.
No! Sauna suits are very dangerous in the sauna. They interfere with your body's ability to sweat. If you're wearing a vinyl suit, they give off huge quantities of toxic chemicals that can injure you and your sauna companions. Plus the sauna suit is an insulator, so it's going to slow down the effects of the sauna. The best use of a sauna is wearing as little as possible, so most of your skin is exposed to the heat and your body can sweat freely.
No you wear a bathing suit unless you're alone, then go naked.
Depends on the temperature of the sauna and on the individual. Anything between a few minutes and several hour.
It is not recommended to bring magazines into a sauna as the high temperature and humidity can damage the paper and ink on the pages. It's better to focus on relaxation and letting your body enjoy the heat in a sauna.