The Science of Kissing and Why It feels so Good

Video Title	Why do We Kiss?
About	Kissing, liplocking or smooching may seem to be meaningful today, but they may have been seen as awkward in the history of early human.
Keywords	Health, Science

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Michael Stevens (aka Vsauce) in this video, explores the psychology of human behaviour of kissing. Kiss Feeding is the most common in birds, where infants are kiss fed by their mothers. Kiss feeding is known to provide iron, carbohydrates, protein, zinc which are normally less available in breast milk. Michael also tells about the experiments conducted by the American psychologist Harry Harlow on monkeys.