Butt moles? Or melanoma? Better watch the video.
Got moles? OK! Got Melanoma
? Not OK. Here's a YouTube video
of Washington University dermatologist Milan J. Anadkat, MD
, explaining the difference. (We're not sure why he's doing this; it just appeared on the Internetz a few days ago).
NOTE: Watch for the billy-goat-ish man-boob toward the end!