What is a saliva test and what kind of things can show up on it?

Answer 1

It can measure a couple of things first it can measure the amount of Cortisol and DHEA which are hormones released from the adrenal glands usually do to stress. But conditions such as Cushing's. It also can be used to measure alcohol level.

but both are easier to do by a simple blood work.

Answer 2

A saliva test is when a swab is put in your mouth and it rubs against the side of your mouth and this helps identify DNA for identification.