The Seven Countries Study was conceived by Ancel Keys, a Minnesota physiologist, who in the mid-20th century brought together researchers from all over the world. It became a collective effort to study their joint questions about heart and vascular diseases among countries having varied traditional eating patterns and lifestyles.
More about how the study was conceived and the two phases of cardiovascular and healthy ageing epidemiology,
Read about half a century of scientific endeavor.
Find out how the research team obtained its data.
Which medical, lifestyle and demographic factors were measured?
Learn about the countries and cohorts studied in the SCS.
Meet the driving forces behind the conduct of the SCS.
Browse the other studies that sprouted from the SCS.
Scan the list of benefactors that made the SCS happen.
Who ran the SCS and the cohorts?
The cohorts in the Seven Countries were chosen as cultures apparently contrasting in lifestyle, eating habits and risk factor levels.
Learn about the selection process.
Explore the graphs with trends in CVD risk factors across time and cultures.
With hundreds of peer-reviewed publications, the Seven Countries Study generated an incredible amount of information. We’ve selected 85 main results and summarized them for you in our articles.
See the associations between diet, risk factors and coronary heart disease rates in the 16 cohorts of the Seven Countries Study
Early associations between cultures
25-year and 50-year follow-up
Show country trends
The Seven Countries Study and its related studies are continuing to this day, and the latest research has shown some interesting associations.
Read about the latest research findings
Since the first measurements in 1958, the Seven Countries Study focused on predictors of cardiovascular disease (CVD) outcomes.
More about cardiovascular disease findings
Diet, lifestyle and body fat are strong determinants of diabetes. Only in cohorts of Finland, The Netherlands and Italy was information collected on diet, lifestyle, body fat and diabetes at the individual level.
Read more about diabetes study results
From 1984 onwards, additional studies started to examine indicators of healthy ageing in the elderly populations of in the SCS and related studies.
More about healthy ageing
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