A purple or bluish tongue can tongue can be a sign of poor circulation in the body. Alongside a red tongue, some clinicians also consider a purple tongue to be a sign of Kawasaki disease.

A purple tongue could also indicate chronic bronchitis ... the tip of the tongue is often caused by hot drinks. However, a red tongue tip combined with bleeding gums could show a lack of ...

while cancer patients a purple tongue with a thick greasy coating and acute stroke patients present with a red tongue that is often crooked. Incorporating such AI technology opens up the ...