What Really Causes Sunburns? Fair Skinned People Want to Know [VIDEO]

I am what is known as a "ginger". A red-headed, soulless human being with no pigment in my skin. Well I have freckles so there's a little. But if you're like me you want to know what actually causes a sunburn because we get them all the time.

Thanks to the fine folks at SciShow, a YouTube channel, we now know the real answer. And its quite revealing, and a little disconcerting too.