Life Stress Linked to Alzheimer’s Amyloid When Insomnia Is Worse
Among Swedish memory-clinic patients without dementia, more stressful life events were linked to a spinal-fluid sign of Alzheimer’s amyloid buildup, but only in people with moderate-to-high insomnia symptoms, according to a 2026 study.1 Research Highlights Stress and insomnia worked together: in 103 patients with spinal-fluid tests, lifetime stressful events and insomnia symptoms interacted in relation …