We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. Here’s our process. A cortisol test usually involves a blood test.

A new at-home saliva test that could offer a simpler and more rapid way to diagnose adrenal insufficiency among patients at high risk has been unveiled by researchers at the University of Sheffield.

A study into the use of an at-home test which uses saliva rather than blood to diagnose adrenal insufficiency, which has been developed by scientists at the University of Sheffield with funding from ...