We don't have to say kissing is one of the sweetest, hottest things in the world, right? Some people like the 'french kiss,' while others prefer a more innocent one. If you think what is there that we don't know about kissing, let's look at our content and see what these interesting facts are. Whether it's a peck on the cheek or a passionate tongue twister, here's everything you never knew about kissing.
John Bohannon of Butler University asked 500 people about their memories of important life experiences, including their first kiss and losing their virginity. The kiss beat everything as the most detailed memory.
Swapping spit is kind of a weird thing to do. So why is it so popular? The most widely accepted theory is that kissing is a way for humans to exchange biological information about whether or not our partner will make a quality mate.
A now-famous study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
Anthropologists have discovered cultures in Asia, Africa, and South America that do not kiss at all. Even cultures that participate in kissing sometimes frown at doing it in public--and in some places (including parts of the US!) it's illegal.
First kisses make everyone nervous, but for some people, that anxiety never goes away. Chronic 'fear of kissing' is known as philemaphobia.
In addition to making us feel good, several studies indicate that kissing can actually help keep us healthy. Swapping mouth bacteria boosts our immune system, the extra saliva produced when you kiss washes out dangerous bacteria, and the raised heartbeat causes blood vessels to dilate, thus lowering blood pressure.
The word 'kiss' comes from the Old English word 'cyssan,' No one really knows the origin of 'cyssan' but it's thought that it might represent the sound people make when they kiss.
People are more likely to tilt their heads to the right when kissing instead of left, says a report published recently in the journal Nature. A scientist from Ruhr University in Germany analyzed 124 pairs of smoochers and found that 65 percent go toward the right.
This is Thailand's Ekkachai and Laksana Tiranarat. In 2013 they made history by kissing for 58 hours, 35 minutes, and 58 seconds at a Ripley's Believe It Or Not Event and are currently the world record holders for World's Longest Kiss.
Although a kiss mostly involves the orbicularis oris (the muscle around your mouth that puckers your lips) a total of 146 muscles are involved, including 34 facial muscles and 112 postural muscles. Not surprisingly, just one minute of kissing burns 26 calories.
In the 1990s, a team at Princeton University discovered that some neurons in the brain's premotor cortex do two related jobs: they are important for tactile sensation and for visual awareness of the area immediately around the face. This might explain why it's possible to find your partner's lips after the lights go out.
Kissing releases the same neurotransmitters (chemical messengers in the brain) as those that are released when you engage in intense exercise or do stimulant drugs like cocaine. This causes your heart to beat faster and your breathing to become deep and irregular.
Over time, kissing lowers your levels of stress hormone cortisol, making you feel all safe and secure. The longer you've been with someone, the bigger the decline.