Blood problems are associated with a white tongue: Yellow indicates a disordered liver and gallbladder. Blue or purple shows up a disorder in the digestive system Purple on the underside shows the immune system is not working effectively. A dark red tongue can be a sign of inflammation or ulcers in the body
The flexibility of the tongue shows the general condition of the digestive system.
A wide tongue is good, for it shows a physical and psychological balance. A narrow tongue Indicates sharp____ (не уверена).
A rounded tip shows a state of good physical and mental health. People whose tongues have a pointed tip have thinking personalities