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Gerontology & Geriatrics news

Gerontology & Geriatrics

New organ-on-a-chip platform allows the testing of cancer vaccine efficacy in aging populations

Dr. Vadim Jucaud's lab at the Terasaki Institute has introduced a new organ-on-a-chip platform that recapitulates age-dependent immune responses, offering a more accurate testing bed for evaluating cancer vaccine performance ...

Psychology & Psychiatry

Friendship can be an important lifeline for older adults without children

Friendship can be one of the keys to staying healthier later in life—that was one of the key findings from new research at the University of New Hampshire that took a closer look into the growing public health concern of ...

Psychology & Psychiatry

Who are the loneliest Americans?

Middle-aged Americans are most likely to feel the pinch of loneliness in their lives these days, a new AARP survey has found.

Gerontology & Geriatrics

Age-related muscle wasting tied to cell recycling defect

Two related studies published today in Nature Metabolism show that a specialized intracellular recycling mechanism—chaperone-mediated autophagy (CMA)—is essential for muscle health.

Diabetes

Diabetes drugs may help older adults slow frailty

A new study shows that older adults with type 2 diabetes who start treatment with sodium–glucose cotransporter-2 (SGLT-2) inhibitors—such as empagliflozin (Jardiance) and dapagliflozin (Farxiga)—or glucagon-like peptide-1 ...

Psychology & Psychiatry

Navigating grief in the aged care system

Grief for families in the aged care system begins long before the death of their loved ones, new research has found, highlighting the need for a systemic rethink of how grief is understood and supported.

Genetics

Why important genes 'go quiet' as we get older

The human gut renews itself faster than any other tissue: every few days, new cells are created from specialized stem cells. However, as we get older, epigenetic changes build up in these stem cells. These are chemical markers ...

Inflammatory disorders

Chronic pruritus prevalent among older adults

Chronic pruritus is prevalent among older adults and is associated with moderately impaired pruritus-specific quality of life, according to a study published online Nov. 10 in Acta Dermato Venereologica.

Health

Using a fan can make older adults hotter in a dry heat

Montreal Heart Institute-led research has found that older adults using an electric fan at 38 °C and 60% relative humidity experienced a modest fall in core temperature and greater comfort. Fan use at 45 °C and 15% relative ...

Neuroscience

Over 60? Healthy lifestyle change may help boost your brain

Two years' involvement in programs focused on healthy eating, regular exercise and "brain training" exercises appears to have helped a wide range of older adults—even those at heightened risk of Alzheimer's—avoid cognitive ...

Gerontology & Geriatrics

Key receptor for bone cell strength and regeneration identified

Osteoblasts are specialized bone cells responsible for building and regenerating bone tissue. Researchers at Leipzig University have shown that a specific receptor plays a key role in the strength of bone cells—and how ...

Diseases, Conditions, Syndromes

Healthy diet can slow down chronic diseases in older people

A healthy diet can slow down the accumulation of chronic diseases in older adults, while inflammatory diets accelerate it. This is shown by a new study from Karolinska Institutet published in Nature Aging.

Psychology & Psychiatry

One in 11 older Canadians has experienced depression, study finds

A new study of 3,500 Canadians aged 55 and older revealed a strong association between early childhood adversities and depression. Experiencing physical abuse in childhood was linked to a threefold increase in the likelihood ...