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Healthy aging news

Blood-based test can predict risk of developing symptoms of Alzheimer's up to a decade early

A blood test for the biomarker phosphorylated tau 217 (p-tau217) recently received federal clearance, but questions have emerged about the extent to which such tests can accurately predict whether a cognitively healthy individual ...

Scientists discover how macrophages age differently throughout the body

Why does the immune system become less effective as we age? A new USC study published in BMC Biology offers fresh insights by examining a key immune cell type across tissues: macrophages.

Herpes immune response linked to Alzheimer's disease

New research has demonstrated a mechanistic link between the immune response to herpesviruses—the family of viruses related to cold sores, childhood infections and mononucleosis—and an increased risk of Alzheimer's disease. ...

A new option for long-term care costs

An estimated 70% of Americans will need long-term care at some point in their lives, but "they haven't planned for it or saved for it," said Cathleen MacCaul, advocacy director for AARP Washington State, which supported the ...

Genetic mapping identifies new hope for bone diseases

In a global breakthrough published in Nature Genetics, researchers have successfully mapped the cells and genes that regulate bone formation and loss at an unprecedented scale and discovered the critical role that blood vessel ...

UK heat risk leaves vulnerable people dangerously exposed

Older people, care home residents and those living in poor-quality housing are facing growing danger from extreme heat, as new research warns that the UK is failing to protect those most at risk. The work is published in ...

Dementia risk factors may depend on which country you live in

A new study led by Curtin University has revealed millions of dementia cases across the Western Pacific Region could potentially be prevented by implementing country-specific strategies to address key risk factors such as ...

Poor sleep tied to Alzheimer's risk in older women

Sleep complaints may be an important Alzheimer's disease risk factor in older women with a higher genetic predisposition to the disease, according to a new study from researchers at the University of California San Diego. ...