Back in 1948, in the early days of cardiovascular research, a fascinating new project began featuring 5,209 residents of Framingham, Massachusetts.
These men and women -- as young as 30, as old as 62 -- had never had a heart attack or stroke, and none had overt symptoms of cardiovascular disease. In other words, they formed a nice-sized pool of healthy people from both sexes across a variety of ages. They all underwent physical exams and interv...
Also read: A Houston Scientist’s African Challenge