Infrared sauna benefits: what the research actually says
Heart health, muscle recovery and better mood — a clear look at the evidence behind infrared sauna.
An infrared sauna heats your body directly with infrared light instead of heating the air around you. That means a lower air temperature (often 45–60 °C) but a deep, sweaty warmth that many find easier to handle than a traditional sauna.
Heart and blood pressure
Large Finnish population studies have linked frequent sauna bathing with lower risk of cardiovascular disease. Most of that research looks at traditional sauna, but smaller studies on infrared sauna show improvements in blood vessel function and blood pressure.
Muscle recovery and pain
Research on athletes suggests infrared sauna after training may support recovery of muscle performance. Studies in people with chronic pain and rheumatic conditions have also reported reduced pain and stiffness.
Mood and sleep
Heat exposure raises body temperature, and the cool-down afterwards can make it easier to fall asleep. Early studies have also explored whole-body heat for low mood.
Want the full list of studies with links? Read our IR sauna research page.
