If you caught the news, a study shows a link with environmental toxins and Polycythemia Rubra Vera (PVR or PV).
This is a disease where you make too many red blood cells. Having too many can become life threatening. It can make you tired as you will lack energy.
There are not a lot of studies that look at the glutathione connection. There is a connection but it requires connecting the dots.
An In depth Look at Polycemia Rubra Vera and glutathione.
There may be hope for PV patients.