How to do a test?

Immediately after waking up, without getting out of bed, measure the temperature under the tongue, tightly closing the lips. It is advisable to use a mercury thermometer, but if you take an electronic one, then hold it for a couple more minutes after the beep. What do the results say? Temperature 36.6-36.8 - normal A temperature below 36.5 indicates a possible hypothyroidism of varying severity. Unstable temperature on test days indicates adrenal fatigue.