Character of the tongue: There is a lot of water on the tongue surface, and the water appears to dribble when the tongue is protruded. The tongue fur feels wet and slippery.

Clinical significance: It is caused by internal accumulation of water-dampness. It often indicates spleen-yang inactivity, cold dampness accumulation, phlegm-fluid in lungs, etc.
Also learn Acupuncture for coronary heart disease.