The harmful effects of prolonged sweating are: it may reduce fertility, increase the risk of colds and flu, and may lead to physical weakness. 1. may reduce fertility: people stay in the high temperature steam room for a long time, the reproductive system may be affected, this point in the male patients may be more obvious, resulting in testicular spermatogenesis ability to decline, which will have an impact on the future fertility problems. 2. Increase the risk of colds: people in the long-term steaming process, the skin pores will be in the “open” state, once the usual do not do a good job of keeping warm, it is possible to catch a cold. 3. may lead to physical collapse: long-term steaming will not only lead to a large loss of water in the body, but also let the body for a long time in contact with the confined high temperature environment, this situation may cause physical collapse, panic palpitations, darkness, shortness of breath and other serious consequences. For those who have already appeared in the above discomfort, to go to the hospital in time for diagnosis and treatment.