If you happen to notice a white hue coating your tongue or a few white patches here and there, don’t panic. This condition, known as white tongue, is usually nothing to worry about. But in rare cases, ...

Vitiligo is an autoimmune skin disorder affecting about 1 in 100 people. It is characterized by a loss of pigment (coloring) in skin patches that appear white. Melanin is the natural pigment that ...