Dr. Lisa Berkman, chair of the Department of Society, Human Development and Health at the Harvard School of Public Health, studied seven thousand men and women. According to her findings, people who were socially isolated were three times more likely to die prematurely than those who had a strong social web. Even more astonishing to the researchers, those who had a strong social circle and unhealthy lifestyle (smoking, obesity, and lack of exercise) actually lived longer than those who had a weak social circle but a healthy lifestyle.4 A
