
Two large studies, including one led by Harvard researchers and another involving nearly 500,000 participants, found that moderate consumption of caffeinated coffee or tea is associated with a reduced risk of dementia and improved cognitive functions such as memory, executive function, and processing speed. Experts note that consuming around two to three cups of coffee or one to two cups of tea daily offers the most benefit, though the effect size is modest and should complement other cognitive health strategies.
Bias Analysis: The article group presents scientific findings from reputable institutions without political framing. Coverage includes perspectives from both Western researchers and Indian medical experts, focusing on health implications rather than political or ideological viewpoints. The narrative centers on public health benefits and expert interpretations, maintaining a neutral stance across sources.
Sentiment: The overall tone is positive and informative, emphasizing potential health benefits of coffee and tea consumption for brain health. While acknowledging the modest effect size, the articles highlight encouraging findings and expert insights, resulting in an optimistic yet measured sentiment throughout the coverage.
Lens Score: 28/100 — Story is well-covered by media outlets. Public interest: 0/100. Coverage gap: 100%.
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