cigarette smoking and dementia shrinks the brain drives up Alzheimerβs risk, new study finds π Quitting smoking may protect
Quitting smoking may protect the brain as well as the lungs. A new prospective study suggests that people who stop smoking may have a lower risk of dementia and slower cognitive Does smoking cause dementia? Quitting smoking may be associated with a lowered risk of dementia, especially for people who avoid major weight gain after quitting, according to a study published May 20, 2026, in Neurology, the Smoking and Dementia: Exploring the Studies Altoida
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