Sauna therapy has been used for a very long time to help increase the circulation of your blood and it will even help to allow your body to repair itself much faster. This is the reason that it is used to help people that suffer from arthritis, back pain and many other painful disorders. Let's not forget that gyms often have infrared sauna therapy in their establishments because it will help your muscles to recover much faster. This helps you not to feel as sore after a really good work out.