Outdoor sauna is a sauna facility located in an outdoor space, typically constructed with wood and glass materials. Its simple design and sturdy structure are commonly used in private courtyards, hotels, resorts, or other leisure places. This type of sauna is equipped with a professional heating system, usually an electric or wooden stove, used to heat the internal air and create a comfortable sauna environment. The sauna room is equipped with wooden benches for people to rest and relax, creating a pleasant atmosphere. Sauna immerses the human body in humid and hot air, rapidly accelerating blood circulation and metabolism, thereby improving the function of tissues and organs throughout the body. Due to the high blood flow during the sauna process, various tissues and organs throughout the body can receive nutrients and oxygen brought by blood, especially for individuals with heavy physical and mental labor. It can quickly eliminate fatigue, restore physical strength, and have unexpected effects on improving sexual function.