International Kissing Day: 7 reasons why kissing is good for your health | BreakingNews latest
Psychologists tell Lisa Salmon why puckering up isn’t just enjoyable – it promotes wellness too.
On the face of it, kissing seems like a strange thing for humans to do. One theory is that it stems from mothers weaning their children in early societies – our ancient ancestors might have pre-chewed food for babies and transferred it directly to their mouths, as chimpanzees do.
But it seems historians don’t know exactly when or how kissing progressed into a way to show romantic interest or love – or why we even do it.
What we do know though is that it feels good, which may be down to the many mental and physiological benefits.