Strengthening the Immune System through Sauna Bathing – Natural Defense from Heat and Calm
When temperatures drop and cold viruses are on the rise, many people head to the sauna – and with good reason. Regular sauna sessions are proven to strengthen the immune system, support recovery, and help the body defend itself against infections.
The alternating phases of heat and cooling activate circulation and improve blood flow. During a sauna session, body temperature rises by about one to two degrees Celsius – similar to a mild fever. This artificially induced “mini fever” stimulates the immune system: the production of white blood cells increases, defense cells become more active, and pathogens can be eliminated more effectively.
The blood vessels also get a workout in the sauna. As they expand during the heat and contract during cooling, their elasticity improves, and the body learns to regulate temperature more efficiently. This makes it easier to adapt to changing weather conditions and temperature fluctuations in everyday life.
But the benefits go beyond the physical: mental relaxation is equally important for a strong immune system. In the sauna, the mind calms down, stress hormones are reduced, and muscles relax. The result is a feeling of balance and renewal – ideal conditions for robust immunity.