The Human Project Aims to Track Every Aspect of Life

If you smoke cigarettes, you're putting yourself at a heightened risk for heart disease. That correlation is well-known and unchallenged today, but that wasn't always so. It took an ambitious, years-long project, the Framingham Heart Study to uncover the link, and it only happened because of the study's commitment to comprehensive data collection. The Framingham study is a near-canonical example of the power of longitudinal studies, those that follow participants for decades, and which ca