Dementia prevalence

Disease

1 paper1 finding

  • Humans1

Interventions

1

Planetary health diet

no changein humans1

1 study
  1. Planetary health diet has no effect on dementia prevalence in humans.

    “but not dementia prevalence.”

    Humanscountry-level ecological association10-year lagn = 185

    Planetary health diet linked to lower dementia burden

    The American journal of clinical nutrition16 Oct 2026

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The American Journal of Clinical Nutrition

Planetary health diet linked to lower dementia burden

Across countries, a 10-point higher diet score was linked to a 1.32% lower rate of healthy years lost to dementia 10 years later.Across countries, a 10-point higher diet score was linked to a 1.32% lower rate of healthy years lost to dementia 10 years later.

Study of 185 peopleDementia
Research Square

Some erectile dysfunction drugs linked to fewer dementia diagnoses

Among male veterans with erectile dysfunction, drug use was associated with fewer Alzheimer dementia diagnoses than non-use, with an odds ratio of 0.91.Among male veterans with erectile dysfunction, drug use was associated with fewer Alzheimer dementia diagnoses than non-use, with an odds ratio of 0.91.

Preprint: cohort study of 878,240 male Veterans with erectile dysfunction, against PDE5 inhibitor nonusersErectile dysfunction

Limit: Advanced neurodegenerative disease may reduce treatment uptake, making users appear protected