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This video lecture examines the concerning trend of excess mortality in Western countries from 2020-2024. Analyze data from a BMJ Public Health study covering 47 countries and over 3 million deaths, showing persistently high excess mortality across three consecutive years. Learn about the percentage differences between reported deaths in 2020-2024 compared to the 2015-2019 baseline. Understand the distinction between correlation and causality through examples like smoking/lung cancer and radiation exposure/cancer relationships. Explore how causality can be established through consistent cross-country associations, temporal relationships, dose-response effects, biological plausibility, and coherence between laboratory and epidemiological findings. Discover why government leaders and policymakers need to thoroughly investigate the underlying causes of this persistent excess mortality trend.
