Dementia is a syndrome caused by a slow progressive brain disease. Features are a variety of high-level functional disorders, involving memory, thinking, orientation, understanding, computing, judgmen
Crude mean and range of dementia incidence rate for all nine general practitioner registration networks (1992–2014), and number and percentage of person-years per age group.
Objective: To help determine whether mid-life obesity is a cause of dementia, and whether low BMI, low caloric intake and physical inactivity are causes or merely consequences of the gradual onset of