Carrying excess belly fat during midlife is associated with elevated blood markers for Alzheimer’s disease and a higher risk of dementia decades later. The large study, published in Neurology, also indicates that this pattern reverses in old age, where weight loss often precedes cognitive decline. Identifying how body composition changes over a person’s lifespan could help medical professionals flag patients who might benefit from early interventions.
Lead author Ekaterina Zotcheva, a…