Social isolation kills – literally. In this video, Professor James Lubben, founding director of Boston College’s Institute on Aging, discusses numerous research studies showing that people who lack a social network of friends or family are more likely to neglect good health practices and to experience psychological distress, cognitive impairment, the common cold, and even death – “it’s on a par with smoking,” he said. Seniors become particularly vulnerable to becoming isolated as they decline physically, but isolation then makes them more vulnerable to worsening health. Social health should “be as important as mental health and as physical health,” said Lubben, who also is a professor of social work here at Boston College. Summers are a fun and busy tim…