Answer by
Taran (716)
Skin discoloration like white spots, patches of white skin after you've been in the sun? it is sign of vitiligo. No melanin means no pigment ,you get white. It starts in a spot and spreads. The areas are:lips, face, hands,feet. It can gray your hair. Reasons can -hereditary,may be an immune system disorder, emotional distress, hyperthyroidism.