Why You Don't Want To Have Sex With Your Husband

Why does good sex fade even among couples who continue to love each other? Why does good intimacy not guarantee good sex? Can we want what we already have? These are just a few of the questions posed and considered by therapist and author Esther Perel in her TED Talk entitled The Secret to Desire in a Long-Term Relationship.

"I traveled the globe," says Esther, "and what I'm noticing is that everywhere where romanticism has entered, there seems to be a crisis of desire." She continues to explain that "This is the first time [in history] that we want sex ... about pleasure and connection that is rooted in desire."

So what sustains desire and why is it so difficult? Find out in the video above.