For many men, this indirect benefit alone may be the most meaningful way that regular sauna use supports testosterone levels. None demonstrated a sustained or clinically meaningful increase in testosterone production from sauna bathing. Meanwhile, growth hormone increased dramatically — up to 16-fold — and cortisol levels actually decreased by the end of the experiment. While some studies suggest a potential increase in testosterone levels following sauna bathing, individual responses can vary widely. Could it be the potential testosterone boost at play? Some studies suggest that sauna use might enhance endurance and athletic performance. Maybe there’s something to that Finnish sauna culture after all! Heat shock proteins (HSPs) are your body’s molecular emergency response team. It is my sanctuary for good health, peace, and relaxation. Chronic stress raises cortisol. Regular sauna use likely doesn’t destroy fertility in healthy men. In fact, excessive heat exposure to the testicles has been shown to reduce sperm count and impair fertility (2). How Orange Light Chromotherapy in Your Sauna Sparks Morning Energy and Creativity Contact Salus Saunas today to learn more and start your journey toward better health. By investing in Salus Saunas, men gain a reliable tool for building sustainable health and vitality. Salus Saunas provides a range of traditional, infrared, and hybrid models tailored to men’s wellness needs. For men at risk of heart-related concerns, sauna use can be a valuable lifestyle tool that works alongside fitness and nutrition. Any way you can reduce your stress levels will allow for testosterone production to commence. These saunas are the most effective type of sauna for boosting testosterone levels. If you use an infrared sauna more than 2-3x a week, you risk increasing prolactin and cortisol levels, which drive down testosterone. However, when used 2-3x per week for 20 minutes, saunas can reduce hormones like cortisol and insulin that harm testosterone.