A face full of freckles, or “angel kisses,” as Grandma may have called them. The spots are like snowflakes—no two are the same, and they tend to decorate areas that get the most sun like the ...
Freckles form when melanocytes produce a large amount of melanin in one area of your skin. Melanocytes produce two types of melanin: eumelanin and pheomelanin. Differences in the MC1R gene affect ...