“…Low-quality marriages are associated with low marital satisfaction, negative attitudes and behaviors, hostile interactions [ 13 , 14 , 15 ], lower immune functioning, and greater morbidity and risk for mortality [ 16 , 17 ]. Low-quality marriages are also associated with heightened blood pressure and heightened heart rate during hostile marital interactions and with worse mental health when such interactions are more frequent [ 11 , 14 , 18 , 19 , 20 , 21 , 22 ]. Thus, it is not just marriage per se that is beneficial, but it is marriages that are high quality which are health protective, while lower-quality marriages have a deleterious effect on both physical and psychological health [ 15 , 23 ].…”