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More daytime noise exposure may increase the risk for poorer late-life cognition and risk for dementia

Daytime Noise Tied to Higher Dementia Risk

More daytime noise tied to 30 percent higher risk for mild cognitive impairment, Alzheimer disease
For older adults

Social Activity Tied to Integrity of Brain Structure in Older Adults

Greater integrity of gray matter seen on brain MRI in older adults with higher levels of social engagement
Apathy is associated with an increased risk for developing probable dementia for community-dwelling older adults

Apathy in Older Adults May Signal Risk for Developing Dementia

Risk for developing probable dementia increased in association with severe versus low apathy
Elective surgery using general anesthesia is not associated with an elevated risk for dementia versus regional anesthesia among older adults

Type of Anesthesia Not Linked to Dementia Risk in Older Adults

Dementia risk did not differ by general, regional anesthesia in seniors undergoing elective surgery
Patients with type 2 diabetes are more likely to develop vascular dementia and nonvascular dementia compared with controls without diabetes

T2DM Links to Risk for Dementia Differ by Type, Glycemic Control

Dose-response association shows higher risk for dementia with HbA1c >87 versus <52 mmol/mol
Catheter ablation is associated with reduced dementia risk compared with medical management in patients with atrial fibrillation

Catheter Ablation for A-Fib Linked to Reduced Dementia Risk

Significant reduction in risk for dementia seen with ablation success, but not with ablation failure
For older adults with type 2 diabetes

Metformin May Slow Cognitive Decline in Seniors With T2DM

Cognitive decline slower, dementia risk reduced in seniors with diabetes receiving metformin
Improvements in lifestyle risk factors for dementia can lead to short-term improvements in cognition among community-dwelling adults experiencing cognitive decline

Lifestyle Changes May Aid Cognitive Abilities

Cognition scores significantly higher for older adults experiencing cognitive decline assigned to an intervention
Depressive symptoms worsen over time for older caregivers of partners or spouses who are newly diagnosed with dementia

Depression Worsens Over Time in Caregivers of Partners With Dementia

Symptoms sustained regardless of whether the diagnosis was less than or more than two years before
The U.S. mortality burden associated with dementia may be underestimated by vital statistics

Dementia May Contribute to More Deaths Than Previously Thought

Association between dementia and mortality may be underestimated by nearly threefold