Ever found an angry, purple mark on your neck after a particularly enthusiastic makeout session? We've all been there, left to wonder one thing: what is a hickey, anyway? How long do hickeys last? And ...

Whether your goal is to get a handle on hickeys so you can avoid them, enjoy them, or know how to give them, it’s all valid. As a hickey-giver, just don’t skip the most important step: making sure the ...