This article explores the experience of loneliness in intimacy, with a special focus on infidelity. First, the notion of intimacy and love are examined and related to the concept of loneliness. To be in love is often thought to exclude being lonely but research shows otherwise.' Loneliness is exacerbated when intimacy is shattered by interpersonal events like infidelity. A review of recent literature regarding infidelity is presented. The concepts of depression, social support, selfesteem, and betrayal as a result of infidelity are examined and linked to loneliness. Also included, is a small discussion regarding the psychological distress and loneliness of the adulterer, before and after the revelation of infidelity. It is further asserted that loneliness is a two-way construct when speaking of infidelity; not only is it a salient product of infidelity, but also a strong predictor of its occurrence.Keywords: Betrayal, depression, infidelity, intimacy, loneliness, marriage, social support.People are social animals, and have a basic human need to belong, to be part of an intimate, lasting, caring relationship with a partner who is close and deeply concerned about us. Yearning to fulfill that need, we establish close contact and develop intimate relationships [1].
THE NATURE OF INTIMACYIntimacy is a multifaceted concept and is composed of knowledge, caring, interdependence, mutuality, trust, and commitment [2]. Partners, in an intimate relationship, possess extensive personal, confidential, and private knowledge about each other. That rich information, which the partners usually share with one another, may include their histories, preferences, and desires that they would not be so ready to reveal to other people. Caring is a hallmark of intimate relations. Intimate partners care about each other and feel affectionate towards their partner. Intimate partners' lives are intertwined and they affect each other continually. The extent to which they need and influence each other, i.e. their interdependence, impacts their partner meaningfully and does so in many areas of life, in different ways, and over long periods of time [1]. Intimate couples often exhibit mutuality, thinking of themselves as -us‖ [3] and seeing themselves as overlapping in various respects. Trust and intimacy are closely related. So, trusting relationship is established when the partners know that it is safe to open up and that their partner will be there to support and respond to their needs [4]. Finally, intimate partners are committed to their relationship; they expect them to go on indefinitely and *Address correspondence to this author at the York University, Canada; E-mail: arokach@yorku.ca for that they are ready to invest time, effort, and the resources at their disposal.Establishing and maintaining close, intimate relationships with a significant other has been recognized as a fundamental human motivation [5]. In that context, marriage is perceived as the most intimate adult bonding, serving as a primary source of affection, love, ...