Stressful life events
Intervention1 paper3 findings
- Humans1
Outcomes
3Phosphorylated tau
no changein humans1Very low certainty
1 study
Phosphorylated tau
no changein humans1Very low certainty
Stressful life events have no effect on phosphorylated tau in humans.
Humansinteraction between stress and insomniacsfn = 124
Insomnia symptoms and stress exposure interact in relation to Alzheimer's disease biomarkers · Journal of neurology · 3 Sep 2026
Total tau
no changein humans1Very low certainty
1 study
Total tau
no changein humans1Very low certainty
Stressful life events have no effect on total tau in humans.
Humansinteraction between stress and insomniacsfn = 124
Insomnia symptoms and stress exposure interact in relation to Alzheimer's disease biomarkers · Journal of neurology · 3 Sep 2026
Aβ42
downin humans1Very low certainty
1 study
Aβ42
downin humans1Very low certainty
Stressful life events decrease Aβ42 in humans.
Humansin those with moderate-to-high insomnia scorescsfn = 124
Insomnia symptoms and stress exposure interact in relation to Alzheimer's disease biomarkers · Journal of neurology · 3 Sep 2026