This paper summarizes current evidence of social relations and health, looking specifically at how social integration and support are related to health behaviors and outcomes. The paper reports that social relations benefit health behaviors, including chronic illness self-management, and decrease suicidal tendency.
This study examines the impact optimism has on serum lipids, including total cholesterol, LDL and HDL cholesterol, and triglycerides. This research found that optimism was positively correlated with HDL cholesterol and triglycerides, but was not associated with LDL cholesterol and total cholesterol.
Research suggests that optimistic individuals are more likely to live a healthier and longer life. However, more longitudinal studies are necessary to learn more about when, why, how and for whom optimism plays a role in good health and whether interventions that enhance optimism will yield health benefits.