How It Feels to Be Human S01 E05 Why Do We Kiss?

Kissing is pretty weird if you stop and think about it. Smooshing lips with other people, who may - or may not - have brushed their teeth that morning... But there's no doubt it feels good. Is that why we do it? This short animation takes us back to when humans first starting kissing - as well as exploring what's going on in our bodies (and our minds) when it's happening. Mwah!