Some scientists believe, that tickling is an important social phenomenon, establishes a relationship between us and the people close to us, why not tickle yourself get. Others suggest, we are afraid of being tickled, as we think, that something skin crawling, and it becomes ridiculous only, when we see, it makes the other person, and have nothing to fear. And further 10 facts about this funny reflex.

1. Tickling helps us closer

Back in the 19th century, Charles Darwin noticed, Tickling is a mechanism that social cohesion. It serves as one of the first forms of communication between mother and child. It also helps to build links between the friends and the fifth part of the psychologist, the highest degree of social games, including proximity and cognitive interaction.

2. We can not tickle yourself

If you touch another person can lead to tickling, why can not we tickle ourselves? Scientists theorize, our cerebellum may be different from the expected unexpected touch sensations, and it inhibits the reaction tickling. When we try to tickle yourself, brain anticipates this and is preparing to tickling. Maybe, different reaction to the expected and unexpected appeared in humans, to better defend against enemies.

3. The most "sensitive" places - these are the most vulnerable places in the attack

The soles of the feet and armpits are considered two of the most "touchy" places on our body. Moreover, the majority of seats, sensitive to tickling, such as the neck, breast, genital area and are the most vulnerable in battles.

In the armpit takes axillary artery and Vienna, and it provides easy access to the heart, which is not protected by the rib cage. The neck also contains two important arteries in the human body, that supply blood to the brain. Windpipe, that carries the air into the lungs, also located in the neck.

4. Tickling is a warning system in our body

As itching, Tickling can protect us, directing our attention to external stimuli, such as predators or parasites. This type of tickling, called knimesis - light tickling, rarely causes laughter and inherent to humans and animals. Researchers found, that those feelings, who we are, when we tickle, make us panic, and are a natural defense mechanism to creeping insects, such as spiders and beetles.

5. Tickling can turn into torture

In the history there have been cases, tickling when used as corporal punishment. So there is evidence, that the Nazis used as a tickle torture. Also, the ancient Romans used a special kind of torture. They tied offenders, They dipped their feet in the salt water and forced to lick her goats. Over time, the tickling became very painful.

As for the death of tickling, there is evidence, that a person can die of laughter, so theoretically it to some extent possible.

6. What we are older, the less sensitive to tickling

Is tickling child's play? Share truth in this, as people younger than 40 years 10 times more likely to be tickled, than, who for 40. And it is not because, that adults do not like tickling, simply with age there is a gradual decrease in tactile sensitivity.

7. Itchy can be stopped

How to do it? Put your hand on the person you are tickling. This trick often used Dr.. When a doctor wants to examine the patient's abdomen, he may ask to put his hand on his. In this way, as if you are doing the same actions, that doctor, what makes our brain think, you tickle yourself. The problem is only that, to grab his hand tickling.

8. Tickling helps to lose weight

If tickling makes you stronger laughter, it leads to burning calories. Researchers found, that 10-15 minutes of laughter burned 10-40 additional calories per day, which can mean weight loss of several kilograms per year. Of course this is not the same, that go to the gym, but if you decide to lose weight, every calorie counts.

9. Tickling can deliver sexual pleasure

For some people, the tickling of virtually any part of the body gives them pleasure, and there are those, who is excited, watching, how to tickle others. In a broad sense, Tickling can serve as a form of foreplay. However, knismolagnii - excited by tickling, it becomes a form of sexual fetishism.

10. Why do we laugh, when we tickle?

This is a major unsolved issue, relating to tickling. Laughter is usually associated with humor and fun. But tickling it occurs unchecked, without being associated with a joke or a funny incident. Sometimes the process even tickling can be unpleasant and painful. So why do we laugh?

Source: www.factroom.ru