A Harvard professor revealed the No. 1 thing every marriage should have for it to last a lifetime. Since superficial things like looks, money and chemistry can fade over time — the one thing ...

The Bible's guidance on marriage, seen in Isaac and Rebecca's story, contrasts with modern dating advice and highlights key relationship traits. Mark Gerson, author of "God Was Right," shares how.

Justin Bieber and Hailey Bieber are reportedly struggling in their marriage—here's everything sources are saying about why "things are not good." ...