The Roman Spa include a sauna and a steam bath. The main effect of the sauna or the steam bath is for the muscles, the relaxation of musculoskeletal system, followed by complete relaxation. The higher temperatures help to increase perspiration and thus to egest toxic substances from the body. Furthermore, the immune system is strengthened and the sauna is a suitable supplement in the prevention of colds. Steam bath also has a positive effect on skin regeneration. The recommended length of stay in the sauna is 15 minutes, then it is advisable to cool the organism in an ice shower and take a short break. Such a procedure may be repeated several times.