9 astonishing facts about siblings they don't know themselves

British scientists found out that birth order influences our personality. Younger sibs are said to be calmer and more creative, older are more serious and responsible. Another surprising fact is that younger brothers and sisters live longer. It has to do with their positive thinking. They are also more favored by parents.

Psychologists suggest it comes out of the fact that younger brothers and sisters are not alone since early childhood. They have to talk a lot to draw attention to themselves and to compromise. Very often it continues into adulthood and these people become successful public figures.

A sister, no matter whether she is older or younger, can protect you from feeling blue or guilty. This is especially true for teens. So, forgive them for getting on your nerves and give them a hug!

Scientists say, it might be connected with the fact that older siblings help younger children to do their homework and at the same time improve their own knowledge. However, another research shows that at the age of 12 youngest children have the same IQ level as their big siblings at that age.

A health center in Japan carried out a study among 13,000 children aged 7-15 years old. It revealed that first children suffer more from nasal allergy, allergic conjunctivitis and food allergy.

It doesn't mean they love only one child. Basically, parents can't treat all children equally, because each person is unique and children of different age have different needs. For example, older siblings have more freedom and independence, while younger are forgiven more often. Sometimes it might be that one of the children mirrors dreams of one of the parents and gets his or her good will.

Most men who have sisters are able to communicate with women easier than those who grew up with brothers or were the only children in the family. This is also true about women.

Indeed, it was found that each younger brother or sister reduces the likelihood of divorce. If you have a big family with many brothers and sisters you are lucky! You are more experienced in family matters and ready for marriage.

An extensive study among British children showed that in families with more than 4 children younger sibs were shorter. So, your older brothers and sisters take away 1 cm of your height!