You ended up in bed with your girlfriend or boyfriend, and needless to say, things got out of hand. Nevertheless you enjoyed your night, but you probably woke up with a bruise on your skin. This 'bruise’ or love bite is a hickey which is usually cause by biting, kissing
From a medical perspective, hickeys are a mark that looks like a small bruise. It's a type of contusion that forms as a result of torn blood vessels, typically left after a passionate kiss on the skin.
To normal boys and girls though, a hickey is a stand-out sign of their