Eternal love: long-term relationships have that in common

Eternal love: researchers reveal the secret of long-term relationships ?

Researchers have revealed it: the recipe for eternal love! ❤️ According to studies, an ingredient that can maintain long-term relationships is particularly needed. Married couples were accompanied for years for the study. They were questioned again and again. One answer emerged particularly well. You can find out what the secret of long relationships is in the video!