This World Health Organization (WHO) document is part of a series of tobacco use knowledge summaries. It has been prepared with the help of Alzheimer’s Disease International, and summarises the current evidence.
“Smokers have a 45% higher risk of developing dementia than non-smokers”.
McKenzie, J. Bhatti, L. [and] Tursan d’Espaignet, E. (2014). Tobacco use knowledge summaries: tobacco use and dementia. Geneva: World Health Organization (WHO), June 2014.
A recent review of likely interest:
Durazzo, TC. Mattsson, N. [and] Weiner, MW.; Alzheimer’s Disease Neuroimaging Initiative (2014). Smoking and increased Alzheimer’s Disease risk: a review of potential mechanisms. Alzheimer’s and Dementia: the Journal of the Alzheimer’s Association. June 2014; 10(3), Supplement: S122-45.
Relative Health Benefits of Vaping: Unclear
Possibly also of recent indirect interest:
Pym, H. (2018). Vaping – good, bad or not clear? London: BBC Health News, August 1st 2018.