Psychotherapist Mark Epstein thought that fighting would ruin his marriage until he made a discovery about why it's important to argue. A real love story from O, The Oprah Magazine.

Actor Josh Charles talks about his upcoming role in the CBS drama The Good Wife.

Oprah Radio' host Dr. Mehmet Oz talks to economist Stephen Dubner about political fundraising, the fallibility of conventional wisdom and more.

Get the top four recipes from the 44th Annual Pillsbury Bake-Off and find out which one took home the million-dollar prize!

The voice, the unforgettable songs, the woman. Get to know Whitney Houston.