Here's the key to happiness in single adults

For a long time, research has associated happiness with love life, relegating singles to second place. But a recent study published in PLOS One puts pendulums back on time: for young adults aged 18-24, it is satisfaction in friendly – and not sentimental – relationships that is the most determining factor of happiness. A result that breaks clichés, and restores friendly ties to their full importance. Friendship, the pillar of well-being among si…