Today's Thoughts 02 Oct 2007 10:37 pm
Today’s Thoughts [October 2, 2007]
A black, hairy tongue (lingua villosa nigra) occurs when the papilla on the tongue, normally only one mm in length, grow up to 1.5 cm in length and turn black or brown, says Joachim Dissemond of the University of Essen. It occurs most regularly among men who smoke.





