Genetics May Decide If Skin Tans

Does your skin tend to tan after basking in the sun? If not, blame it, in part, on your genes. A new study, released Tuesday in Nature Communications, found 10 new pigmentation genes that may determine whether skin ends up tanning or just turning bright red from too much sunlight. These findings could also help pinpoint those likely to develop skin cancer, which is often tied to sun exposure. Skin cancer is the most common type of cancer in European populations and the U.S. In fact, on