The best doctor was your parent when they kissed your ‘boo-boo’ better. Well, they were actually on to something. Science is here to back it up.
Experts say it could actually speed up the healing process. Saliva can boost recovery, which is why cuts in your mouth heal quicker. The University of Chile discovered saliva increased blood vessel formation. They say this is a big reason why animals lick their wounds.
Although, you might not want to ask your doctor to kiss it better.