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Longterm biobank study of 500,000 people
Claims that explain sexual orientation rest on intriguing but inconsistent findings, small and confounded samples, and interpretive leaps from correlation to causation; scholars repeatedly urge cautio...
Large recent meta-analyses and cohort reviews find statin use is associated with a lower risk of dementia (HRs ~0.79–0.86) and lower Alzheimer’s disease (AD) risk (HR ~0.71–0.82), while some cohort an...
Long-term prospective epidemiological evidence, most notably from the , finds that higher intakes of —especially aspartame and acesulfame‑K—are associated with an increased risk of incident type 2 dia...
Studies linking sexual activity to prostate cancer risk have grappled with the fact that prostate-specific antigen (PSA) both drives case ascertainment and is itself altered by sexual behavior; invest...
Many commonly used supplements for dementia—vitamin D, B‑vitamins, omega‑3s, multivitamins, vitamin E, and herbal products like ginkgo—show mixed evidence of benefit and carry real risks: drug interac...