July 18, 2025

Blood Test Predicts Organ Aging and Mortality

Researchers used blood proteins to estimate the biological age of 11 organs in over 44,000 people, revealing that older brain and immune systems were linked to higher disease and death risks, while younger ones predicted longer life.

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July 18, 2025

Decade of Data Validates Life’s Simple 7

A decade-long review supports that higher Life’s Simple 7 cardiovascular health scores significantly reduce risks of chronic disease, mortality, and health care use.

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July 17, 2025

Semaglutide, Tirzepatide Linked to Lower Dementia Risk

Researchers found that semaglutide and tirzepatide were associated with reduced risks of dementia, stroke, and all-cause mortality in patients with type 2 diabetes and obesity.

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July 14, 2025

Potential Links Between Infection and Alzheimer’s Disease

Researchers examine the potential contribution of Chlamydia pneumoniae and SARS-CoV-2 infections to Alzheimer’s disease pathogenesis, focusing on neuroinflammatory mechanisms and genetic factors such as APOEε4.

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July 14, 2025

Pegivirus in Brain Linked to Parkinson’s Disease

A new study identified human pegivirus in the brains and blood of patients with Parkinson’s disease, revealing virus-linked immune and gene expression changes that varied by genetic background.

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July 10, 2025

Cochlear Implants Linked to Greater Social Quality-of-Life Gains

Researchers find that hearing aids and cochlear implants improve social quality of life and reduce perceived social handicap in adults with hearing loss.

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July 09, 2025

Tinnitus Linked to Cognitive Impairment in Older Adults

An analysis of NHANES 2011–2014 data found that older adults with acute tinnitus scored significantly lower on attention and executive function tests.

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July 09, 2025

Oral Bacteria Linked to Brain, Gene Risk

A study of older adults found that specific oral bacteria were linked to cognitive performance and genetic risk for Alzheimer’s, while other microbes showed stronger associations in people with mild cognitive impairment.

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July 09, 2025

Four Diagnostic Paths Found to Predict Alzheimer’s

A study of over 24,000 patients identified four common diagnostic paths that lead to Alzheimer’s disease, with multi-step sequences posing higher risk than single conditions and showing reproducibility in a national validation cohort.

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