New research from the University of Illinois has shown that the heart rates in older couples synchronize when they are close together. This new heart health study examined the dynamics of long-term relationships through spatial proximity.
When couples grow older together, their interdependence heightens. They often become each other’s primary source of emotional and physical support. As previous studies have shown, long-term marriages profoundly affect health and well-being, but those benefits also depend on relationship quality.
