Keep your enemies close and your toxic friends even closer
Friendships are critical, and those in a strong friendship group will likely live longer, but not all are beneficial
Friendship is vital – and it isn’t exclusive to humans.
Ethologists Robert Seyfarth and Dorothy Cheney at the University of Pennsylvania in the US describe the evolutionary origins of human friendship using their observations of other animals, including horses, dolphins and monkeys, and conclude that friendship is adaptive across all species.
Those of us who are part of a strong friendship group are more likely to live longer, as Julianne Holt-Lunstad at Brigham University discovered in her meta-analysis of 148 studies across the world...