However, author and licensed sex therapist Vanessa Marin just shared a unique habit she swears by in her own relationship ...

A happy and healthy ... rules enables couples to have healthy relationships and stay happy for the long haul. You've heard this one a million times, but "sometimes a good night's sleep will ...

Helen Fisher, biological anthropologist and author of "Anatomy of Love," put happy couples in long-term relationships into brain scanners. The results gave her an insight into what makes a ...