Periodontal health, cognitive decline, and dementia: A systematic review and meta-analysis of longitudinal studies

AbstractBackgroundEmerging evidence indicates that poor periodontal health adversely impacts cognition. This review examined the available longitudinal evidence concerning the effect of poor periodontal health on cognitive decline and dementia.MethodsComprehensive literature search was conducted on five electronic databases for relevant studies published until April 2022. Longitudinal studies having periodontal health as exposure and cognitive decline and/or …

Continue reading Periodontal health, cognitive decline, and dementia: A systematic review and meta-analysis of longitudinal studies

Artificial sweeteners and risk of cardiovascular diseases: results from the prospective NutriNet-Santé cohort

Objectives To study the associations between artificial sweeteners from all dietary sources (beverages, but also table top sweeteners, dairy products, etc), overall and by molecule (aspartame, acesulfame potassium, and sucralose), and risk of cardiovascular diseases (overall, coronary heart disease, and cerebrovascular disease).Design Population based prospective cohort study (2009-21).Setting France, primary prevention research.Participants 103 388 participants of the web based NutriNet-Santé …

Continue reading Artificial sweeteners and risk of cardiovascular diseases: results from the prospective NutriNet-Santé cohort

Role of scientific advice in covid-19 policy

Key messageGovernments claimed to be following scientific advice during the pandemic to legitimise decisionsAdvice should be autonomous to ensure that governments do not simply seek advice that aligns with what they want to hearTransparency is also essential to know who gave the advice and what the government did with itThe UK’s advice system was not …

Continue reading Role of scientific advice in covid-19 policy

How nature nurtures: Amygdala activity decreases as the result of a one-hour walk in nature

Since living in cities is associated with an increased risk for mental disorders such as anxiety disorders, depression, and schizophrenia, it is essential to understand how exposure to urban and natural environments affects mental health and the brain. It has been shown that the amygdala is more activated during a stress task in urban compared …

Continue reading How nature nurtures: Amygdala activity decreases as the result of a one-hour walk in nature

Association of Daily Step Count and Intensity With Incident Dementia in 78 430 Adults Living in the UK

Key PointsQuestion  Is there a dose-response association of daily step count and intensity with incidence of all-cause dementia among adults living in the UK?Findings  This cohort study of adults assessed with wrist-worn accelerometers found that accruing more steps per day was associated with steady declines in dementia incidence risk, up to 9800 steps per day, beyond which …

Continue reading Association of Daily Step Count and Intensity With Incident Dementia in 78 430 Adults Living in the UK