The Hidden Sauna Benefit That Science Just Uncovered
FoundMyFitnessPublished on September 19, 2025
Summary authored by editor@wellifi.com
TLDR Summary
Infrared saunas provide unique benefits for mental health and cardiovascular wellness, especially when combined with cognitive behavioral therapy. While traditional saunas offer additional cardiovascular advantages, both types can enhance overall health and well-being.
Key Points
- Infrared saunas use infrared radiation to heat the body at lower temperatures than traditional saunas.
- Studies indicate that infrared sauna sessions can significantly improve symptoms of major depressive disorder when combined with cognitive behavioral therapy.
- Traditional saunas provide cardiovascular benefits and mimic the effects of moderate-intensity exercise.
- Regular sauna use can enhance memory retention and cognitive function due to physiological changes like increased growth hormone levels.
- Sauna sessions may improve sleep quality by promoting the production of somnogenic cytokines.
The Benefits of Infrared Saunas: A Comprehensive Overview
Infrared saunas have gained popularity in recent years as an alternative to traditional saunas. Unlike traditional saunas, which can reach temperatures of 175-180 degrees Fahrenheit, infrared saunas utilize infrared radiation to heat the body at lower ambient temperatures, typically around 140 degrees Fahrenheit. This blog post explores the unique benefits of infrared saunas, particularly in relation to mental health, cardiovascular health, and overall wellness.
Understanding Infrared Saunas
Infrared saunas work by emitting infrared wavelengths that penetrate the skin, warming the body without significantly raising the air temperature. This method allows individuals to experience a sauna session without the extreme heat associated with traditional saunas.
Research and Findings
Recent studies, particularly those conducted by Dr. Ashley Mason at UCSF, have investigated the effects of infrared saunas on individuals with major depressive disorder. In these studies, participants underwent sessions that elevated their core body temperature by approximately 2 degrees Fahrenheit, resembling a fever state.
Dr. Mason found that combining infrared sauna sessions with cognitive behavioral therapy (CBT) produced significant antidepressant effects. The Hamilton scale, a common measure of depression severity, showed an impressive improvement of 16 points in participants who underwent multiple sessions of this treatment.
The Role of Traditional Saunas
While infrared saunas offer benefits, traditional saunas also have their unique advantages. Studies have indicated that frequent use of traditional saunas (four to seven times a week) can lead to a 50% reduction in cardiovascular-related mortality compared to those who use them only once a week.
The physiological responses of sauna use, such as increased heart rate and blood flow, mimic those of moderate-intensity aerobic exercise. This makes sauna use a valuable addition to a health regimen, particularly for those unable to engage in traditional exercise.
Heat Exposure and Its Effects
Deliberate heat exposure from saunas has been shown to enhance cardiorespiratory fitness, cholesterol levels, and blood pressure. A study indicated that individuals who engaged in cycling followed by a sauna session had greater improvements in these health markers compared to exercise alone. This suggests that sauna use can be an effective tool in promoting cardiovascular health.
Personal Experience and Additional Benefits
Dr. Mason shared personal anecdotes about her sauna experience, emphasizing its role in stress management and cognitive function. Using the sauna regularly helped her handle stress better, and she even rehearsed important presentations while in the sauna, which she found enhanced her memory retention.
Moreover, exposure to heat has been linked to increased levels of growth hormone and IGF-2, both of which contribute to improved memory and learning. This physiological response could explain the enhanced cognitive function reported by sauna users.
Sauna Use for Sleep Improvement
Many individuals find that using a sauna or hot tub before bedtime can improve sleep quality. This effect is attributed to the production of somnogenic cytokines, which promote sleepiness and relaxation. Whether used after a workout or before bed, sauna sessions can significantly enhance overall well-being.
Conclusion
Infrared saunas present a unique approach to health and wellness, particularly in the realms of mental health and cardiovascular benefits. While they may not offer all the advantages of traditional saunas, they can still provide significant health benefits when used correctly. Regular sauna use can serve as a complementary practice alongside other wellness strategies, promoting both physical and mental health.
Key Takeaways
- Infrared saunas use infrared radiation to heat the body at lower temperatures than traditional saunas.
- Studies indicate that infrared sauna sessions can significantly improve symptoms of major depressive disorder when combined with cognitive behavioral therapy.
- Traditional saunas provide cardiovascular benefits and mimic the effects of moderate-intensity exercise.
- Regular sauna use can enhance memory retention and cognitive function due to physiological changes like increased growth hormone levels.
- Sauna sessions may improve sleep quality by promoting the production of somnogenic cytokines.
TLDR
Infrared saunas offer unique benefits, particularly for mental health and cardiovascular wellness. Combining sauna use with cognitive behavioral therapy can lead to significant improvements in depression symptoms, while traditional saunas provide additional cardiovascular benefits. Overall, sauna sessions can enhance overall health and well-being.