Annonaceae fruits consumption might be a risk factor for cognitive impairment and dementia in tropical areas:
https://www.gbhi.org/news-publications/annonaceae-fruits-consumption-and-risk-cognitive-impairment
Cleret de Langavant L, Roze E, Petit A, Tressières B, Gharbi-Meliani A, Chaumont H, Michel PP, Bachoud-Lévi AC, Remy Ph, Edragas R, Lannuzel A. Annonaceae consumption worsens disease severity and cognitive deficits in degenerative Parkinsonism. Mov Disord. 2022 Oct 10. doi: 10.1002/mds.292.
Unsupervised machine-learning can be used in longitudinal studies of ageing to identify people with dementia:
Gharbi-Meliani A, Husson F, Vandendriessche H, Bayen E, Yaffe K, Bachoud-Lévi AC, Cleret de Langavant L. Identification of High Likelihood of Dementia in Population-Based Surveys using Unsupervised Clustering: a Longitudinal Analysis. Alzheimer Research & Therapy, 2023 Nov 29;15(1):209. doi: 10.1186/s13195-023-01357-9.