QuickCheck: Are friends more genetically similar to us than strangers?

HAVE you ever had a best friend that embodied your personality so well that you question if he or she was ever your long lost sibling?

The question of genetic similarity among friends compared to strangers has long intrigued scientists. Several studies have delved into this fascinating area, shedding light on the genetic connections between friends and the implications for our social networks. There are also suggestions that individuals tend to form friendships with others who share genetic similarities.