Research in social epidemiology suggests that the absence of positive social relationships
is a significant risk factor for broad‐based morbidity and mortality. The nature of these social …

Social isolation has been recognized as a major risk factor for morbidity and mortality in
humans for more than a quarter century. The brain is the key organ of social connections …

Individuals experience loneliness when they perceive a deficiency in the quality or quantity
of their social relationships. In the present meta-analysis, we compiled data from 75 …

Abstract We describe the Cacioppo Evolutionary Theory of Loneliness (ETL) and its
manifestations in contemporary society. The early conceptualizations of loneliness were as …

Background Loneliness is experienced by a third of older adults in the UK and is a
modifiable potential risk factor for depressive symptoms. It is unclear how the association …

Purpose To investigate the association between social isolation and loneliness, how they
relate to depression, and whether these associations are explained by genetic influences …

Sociality permeates each of the fundamental motives of human existence and plays a critical
role in evolutionary fitness across the lifespan. Evidence for this thesis draws from research …

Social support, which is the perception or experience that one is cared for, esteemed, and
part of a mutually supportive social network, has beneficial effects on mental and physical …

Robert Weiss (1973) conceptualised loneliness as perceived social isolation, which he
described as a gnawing, chronic disease without redeeming features. On the scale of …

This chapter reviews the evolving field of evidence-based couple relationship education
(RE). RE is aimed at helping couples sustain a mutually satisfying, committed relationship. In …