Research Digest
Key findings from global medical research, explained for clinicians and the public
Fish Oil Supplements Reach the Brain but Show No Cognitive Benefit, Two-Year Study Finds
A two-year randomized controlled trial found that fish oil supplements successfully deliver omega-3 fatty acids to brain tissue but produce…
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Ultra-processed foods linked to higher kidney cancer risk in large US study
A prospective analysis of over 300,000 US adults found that higher consumption of ultra-processed foods is associated with elevated kidney…
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Resistant Starch and Gut Health: Why Fiber Type Matters More Than You Think
Resistant starch works through a specific bacterial fermentation pathway that other fibers do not, requiring…
The 30-gram protein myth: why recent evidence challenges the fitness industry’s most durable claim
For over a decade, the fitness industry has promoted a rule: your body can only…
Why Thiamine Deficiency Is Silent but Serious in Heart Failure Patients
Loop diuretics—the standard treatment for heart failure—deplete thiamine, the essential cofactor for energy production. Research…
Aerobic Exercise Reverses Age-Related Hippocampal Shrinkage in Older Adults
A 12-month aerobic exercise trial published in PNAS reversed age-related hippocampal shrinkage in older adults,…
How Coffee Brewing Method Affects Cholesterol: The Science Behind Diterpenes and Filters
Coffee's effect on cholesterol depends entirely on brewing method. Unfiltered coffee—French press, espresso, Turkish—allows diterpenes…