People who are happy but have little-to-no sense of meaning in their lives have the same gene expression patterns as people who are enduring chronic adversity. Pretty interesting excerpt:
People whose levels of happiness and meaning line up, and people who have a strong sense of meaning but are not necessarily happy, showed a deactivation of the adversity stress response. Their bodies were not preparing them for the bacterial infections that we get when we are alone or in trouble, but for the viral infections we get when surrounded by a lot of other people.Read more in the Atlantic. It reminds me of a post from last January. (Thanks, Alessia)