It turns out that a peck on the lips has a lot more implications for the health of a relationship and for those in a relationship.
Kissing increases intimacy between a couple, and research found that couples who kiss before leaving for work live, on average, 5 years longer and the chances of them getting into a car accident decreases by 50 percent. This is all attributed to starting the day with a positive attitude.
Read more on Time.
*image from Time.