From diet-related carotenemia to certain chemicals, vitamins, and health conditions, heres what might be behind the color change and when to call your doctor. Glowing skin is often hailed as a sign of ...

When an 84-year-old man in Hong Kong went to hospital with an enlarged prostate, doctors were startled to see that his skin — and even the whites of his eyes — had turned silver-grey. A deeper ...

There are two types of skin pigmentation disorders: hyperpigmentation, in which the skin produces too much melanin, and hypopigmentation, in which the skin produces too little melanin. Skin ...