The older we get, the more toxic we become unfortunately. Many anti-aging practitioners are now incorporating far infrared sauna therapy into their programs.
It is important to note that most patients over sixty are dehydrated to some degree and this should be addressed along with mineral deficiencies. Low temperatures are mandatory, you should never exceed 55℃ to keep risks to a minimum. Research suggested it is perfectly safe to begin at 30℃ and gradually increase the temperature.
As with any regular change to your lifestyle you should consult your health practitioner.