Dark black spots on your tongue may be caused by normal variations in tongue pigmentation. Hairy tongue, a benign condition, can be caused by factors like poor oral hygiene and smoking. Certain ...

CHICAGO (AP) — Ears with two, three, even five piercings are ancient history. Studs in tongues and navels are, for many, no big deal. And who doesn't have a tattoo? These days, the attention-grabbing ...