Stress affects our bodies and our minds. Regular sauna use is a simple and effective way to unwind and relieve stress. The heat helps relax muscles, ease tension, and calm the nervous system. One of the key benefits of a sauna is its ability to help lower cortisol levels, which is the body's primary stress hormone. High cortisol levels can raise your blood pressure and your heart rate, and over time, can lead to issues like fatigue, poor sleep, weight gain, and a weakened immune system. A study published in Psychosomatic Medicine (2005) found that passive body heating, like sauna use, can significantly lower cortisol levels while increasing the levels of endorphins, the body's natural feel good chemicals. This hormonal shift creates a sense of calm and mental clarity that can last well beyond a sauna session. Regular sauna use can help your body better manage stress, support emotional balance, and improve sleep, all of which contribute to your overall well being.