Smoking cessation followed by little to no weight gain may lower dementia risk

Adults who quit smoking may have a lower risk for developing dementia, although this association was weakened with post-cessation weight gain, according to a study published in Neurology. Hui Chen, PhD, research associate at Zhejiang University School of Medicine in Hangzhou, China, and colleagues cautioned, however, that the observational nature of the study and unmeasured confounders