Obesity Social Network (IMAGE)
Caption
A social network map of 2,200 people, the largest group of connected individuals in the Framingham Heart Study, in the year 2000. Each circle represents one person, and the size of each circle is proportional to that person's body-mass index (BMI). Yellow circles indicate people who are considered medically obese and green circles indicate people who are not obese. Lines indicate family and friendship ties.
Credit
Figure courtesy of James Fowler, UC San Diego.
Usage Restrictions
Only with coverage of the Christakis-Fowler study and with credit.
License
Licensed content