A Good Marriage May Help You Live Longer. Here’s Why

If you have a happy marriage, "'til death do us part" may be a long ways off.

Married people who rated their unions as "very happy" or "pretty happy" had roughly 20% lower odds of dying early than people who said their marriages were "not too happy," according to a recent study published in the journal Health Psychology. The work expands on existing studies that have linked marriage to a number of positive health outcomes, from a healthy heart to a trimmer waistline.