On the surface, Framingham, Massachusetts looks like any other American town. Unbeknown to most who pass through this serene place, however, it is a gold mine for medical research. Since 1948 three generations of residents in Framing-ham have participated in regular medical examinations originally intended to study the spread of heart disease. In the years since, researchers have also used Framing-ham to track obesity, smoking and even happiness over long periods of time. Now a new study that uses Framingham to analyse loneliness has found that it spreads very much like a communicable disease.
展开▼