Saliva 'may speed healing' but 'kissing it better' probably won't
"Kissing it better really works: Saliva found to have properties that help speed up the healing process," reports the Mail Online. Researchers in Chile investigated how human saliva may help wounds to heal more efficiently.
They used lab-grown skin cells and fertilised chicken eggs to see how a protein found in saliva, histatin-1, affects the way cells grow, spread and create new blood vessels. They found it encouraged cells to spread and move in a way that promoted the formation of blood vessels (a process called angiogenesis), which aids wound healing in skin.Read Full Article