“In addition to easing stress, and promoting relaxation, sauna bathing can improve sleep, skin conditions, and circulation; lower blood pressure, which can prevent or even treat hypertension; improve lung function and reduce pulmonary diseases; reduce pain and increase mobility for patients with rheumatic disease; provide relief for headaches and arthritis; and boost the immune system, making people less susceptible to colds and viruses.” HealthSauna Book:How to Winter: Harness Your Mindset to Thrive on Cold, Dark, or Difficult Days Source: How to Winter: Harness Your Mindset to Thrive on Cold, Dark, or Difficult Days