Why heart disease spiked and then dropped in America

Original Title

The epidemic of the 20(th) century: coronary heart disease.

Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms

Summary

A long time ago, few people died of heart disease. Then, as people smoked more and ate worse foods, more got clogged arteries and died. After the 1960s, people started quitting smoking, eating better, and hospitals got better at treating heart attacks, so fewer people died.

Sign up to see full results

Get access to research results, context, and detailed analysis.

Surprising Findings

Heart disease may have been the only century in which it was the #1 cause of death in America.

People assume heart disease has always been top killer, but this study suggests it was uniquely dominant in the 20th century—possibly never before or after.

Practical Takeaways

Reduce your risk by quitting smoking and eating whole foods to lower cholesterol—this study shows these habits directly reduced heart disease deaths nationwide.

low confidence

Unlock Full Study Analysis

Sign up free to access quality scores, evidence strength analysis, and detailed methodology breakdowns.