The case for spending more time with your friends

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Rhaina Cohen |

TED Membership

• November 2025

In a time when loneliness is becoming a public health crisis, author Rhaina Cohen says friendships aren't just nice to have — they’re essential to your health and happiness. She challenges the assumption that biological and romantic relationships matter most, exploring how close platonic bonds (when given real intention and commitment) can profoundly strengthen your life. (This conversation, hosted by TED's Whitney Pennington Rodgers, was part of an exclusive TED Membership event. TED Membership is the best way to support and engage with the big ideas you love from TED. To learn more, visit ted.com/membership.)