Hillary Duff is a doting mom, but some are judgmental about how she shows her affection. (Photo: Getty Images) There are two kinds of parents: those who kiss their kids on the lips, and those who ...

Recently, writer Sabrina Rogers-Anderson wrote an article titled, "Kissing Kids on the Lips Could Be Confused as Sexual? Ridiculous!" in which she states: "Let me get this straight: when my 2-year-old ...

When Tom Brady’s 10-year-old son gave his dad a peck on the lips, the NFL super-star called him back... Whether or not parents should kiss their kids on the lips is a debate that pops up in the news ...

"A comparative approach to the evolution of kissing," was published by Evolution and Human Behavior on Nov. 19 ...