1. We need allies. Scientists aren’t totally sure why we have friends. One theory, though, is that we’re unconsciously building a support system in preparation of future conflicts.

2. In a lifetime, you make many friends, but Psychologically only 1 out of 12 friendships lasts forever according to mind capabilities reviewed in survey.

3. Not having any friends can be dangerous to your health.Lonely people listen up! Having zero friends is as bad for your health as smoking or being overweight.

4. Did you know that hanging out in a group of friends can make you look more attractive? This is called the cheerleader effect. You and your friends must just look good together!

5. When faced with major illness, individuals with a good social network are in a better position to survive.

6. Psychological facts about Friendship study says Your brain reacts the same way when you are in danger and when a friend is.

7. Psychological facts about Friendship study says that the company of good friends reduces stress in life.

8. Friendship is good for your health. Believe it or not, people with larger networks of friends actually live longer!

9. Psychological facts about Friendship study says Close friends share about 1% of their DNA with you.

10. Intelligent people tend to have less friends than the average person.The smarter the person is,the more selective they become.

11. Your close friends influence your weight.Believe it or not, if your best friend eats a healthy diet you are likely to do the same. If she’s a junk food eater, then you better make her see sense!

12. A 2004 study published in the American Sociological Review said that the average number of trusted friends fell by a third in the past 20 years. Instead, in the same duration, the proportion of people with no confidantes had doubled.

13. Our best friends are pretty much like us.It’s right for most cases – you and your friend share the same social identity for your other friends and social circle.