- Take a typical spoon, and scrape it over the complete surface of the tongue, extravagantly wetting it with spittle.
- Put the spoon into a clear bag, and place it underneath a bright light: the sun or a table lamp.
- Wait one minute, and check the spoon.
- A clean spoon with no stains or unpleasant odors means that you've got no issues with the health of your internal organs.
If there is Associate in Nursing odor:
- Putrefactive, robust - issues with the lungs or stomach;
- Sweet - it's going to be diabetes;
- Ammonia - issues with the kidneys.
If there are stains:
- White or yellow with a thick coating - endocrine gland dysfunction;
- Purple - respiratory disease, poor blood circulation, high sterol level;
- White - metabolism infection;
- Orange - renal disorder.
Remember that this technique is for informational functions solely and does not replace a doctor's consultation.