It's a family trait with me. My dad does it, but I think it's more of a coincidence that I do it too than it is a genetic thing.

My friends think it's weird though. I'll go swimming with them, and then I'll wash the chlorine off afterwards and come out redder than a lobster and they always ask me: wth happened to your skin?! o.o

Queue the sheepish explanation of boiling myself.