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Healthy aging news

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.

Going to the cinema, theater or a museum may slow down physiological aging

An analysis published online in the Journal of Epidemiology and Community Health suggests higher levels of cultural engagement are significantly associated with lower physiological aging.

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 ...

Why tiny amounts of vitamin B12 matter more as we age

Two micrograms is an almost unimaginably small amount. It weighs less than a tiny fragment of a grain of table salt. Yet adults need only around this amount of vitamin B12 each day, depending on the guideline used, to support ...

Teaching the immune system to fight aging

Maybe we shouldn't be surprised that so-called "zombie cells" come with a catch. In response to severe damage, when cells can't recover full function but aren't ready to die, they can become senescent, in a zombie-like state ...

The secret to healthy aging could be hiding in skeletal muscle

The powerful role of exercise in maintaining skeletal muscle could be the key to improving health and resilience in older age, according to new research from Monash University. The new research, published on the bioRxiv preprint ...

Biological aging clocks offer insights, not diagnostics

The Journal of Medical Internet Research released a feature story on the accuracy and utility of consumer wearables that estimate so-called biological age in its News and Perspectives section. In "Sorting Science From Marketing ...