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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 ...

Good fitness in your 30s may shape artery health decades later

People with good physical fitness in their 30s and 50s have more elastic arteries later in life. This is shown in a new study from Karolinska Institutet, published in the journal Scientific Reports, titled "Aerobic capacity ...

Study urges inclusive urban design for dementia

Navigating Vancouver's streets on foot can feel somewhat perilous. Cars, cyclists and e-scooters come at you from all directions. Construction shuts off walkways leading to diversions. Sidewalks are often uneven and in need ...

Three medical routines that older people may not need

Enough time had passed since the patient's previous colonoscopy that she met the criteria to undergo another, said Dr. Steven Itzkowitz, a gastroenterologist at the Icahn School of Medicine at Mount Sinai in New York.

Finding the early signs of Alzheimer's disease

New research from the University of Otago—Ōtākou Whakaihu Waka has uncovered another clue to potentially identifying Alzheimer's disease early. Using data from the Dunedin Multidisciplinary Health and Development Study's ...