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Aging

·November 4, 2024·8 min read

Lower Blood Sugar Diet Linked to Slower Brain Aging

The Green Mediterranean diet may help slow brain aging by controlling blood sugar levels, benefiting cognitive health in older adults. The study found that lower blood sugar levels were linked to a younger brain age, particularly in regions critical for memory and sensory processing. Using advanced MRI scans, researchers observed that participants on the Green-Med diet exhibited a slower rate of brain atrophy over 18 months.

Featured Neurology Neuroscience

·November 1, 2024·5 min read

Socioeconomic Factors Influence Cognitive Health and Dementia Risk

A new study reveals that socioeconomic factors like education, occupation, and wealth play a role in the risk of cognitive impairment and dementia in later life. Tracking over 8,000 adults in England, researchers found that people with higher socioeconomic status were less likely to transition from healthy cognition to impairment and more likely to recover from mild impairment.

Featured Neurology Neuroscience

·October 26, 2024·3 min read

Brain Blood Flow Issues Linked to Mild Cognitive Impairment

Older adults with mild cognitive impairment (MCI) face higher cerebrovascular impedance, or resistance in brain blood flow, according to a new study. Researchers found this increased resistance leads to hypoperfusion, or reduced blood flow in the brain, which may contribute to cognitive difficulties in aging adults.

This shows an older person using a smart phone reminder app.

Featured Neurology Neuroscience

·October 24, 2024·4 min read

Reminders Reduce Age-Related Memory Decline in Older Adults

A new study shows that using reminders can counteract age-related declines in memory, especially for tasks that require prospective memory, such as taking medication. Researchers found that reminders help both younger and older adults improve memory performance under high cognitive load.

Featured Genetics Neuroscience

·October 24, 2024·6 min read

Yamanaka Factors Can Reverse Neuronal Aging

Yamanaka factors can reverse aging in brain neurons, improving synaptic connections, metabolism, and protecting against neurodegenerative diseases like Alzheimer's. Researchers introduced the Yamanaka factors into neurons of adult mice, finding that this process rejuvenated the cells without negative side effects, even enhancing motor and social behaviors.

Featured Neuroscience

·October 22, 2024·3 min read

“Zombie” Aging Cells May Speed Up Brain Decline

Recent research shows that senescent, or "zombie," skin cells may accelerate aging throughout the body. When transplanted into a preclinical model, these cells caused senescence to spread to other organs, impairing muscle function and brain health.

Featured Neuroscience Psychology

·October 22, 2024·5 min read

Happy Partners Help Reduce Stress in Older Adults

Having a happy intimate partner can lower stress levels in older adults by reducing the production of cortisol, a stress hormone. Couples with higher relationship satisfaction experience an even stronger effect, suggesting that positive emotions in relationships act as a buffer against stress.

Featured Genetics Neuroscience

·October 19, 2024·5 min read

New Genes Linked to Muscle Aging Discovered

Scientists have identified new genes linked to muscle aging, offering potential targets for therapies to slow muscle loss in older adults. The study used artificial intelligence to analyze gene expression, identifying the gene USP54 as a key player in muscle aging and degradation.

Featured Genetics Neuroscience

·October 18, 2024·3 min read

Key Enzyme Found to Drive Inflammation in Aging Cells

Researchers have discovered that the enzyme ATP-citrate lyase (ACLY) plays a critical role in driving the inflammatory process linked to aging, known as the senescence-associated secretory phenotype (SASP). The study shows that blocking ACLY can reduce the expression of inflammation-related genes in aging cells, opening the door for potential therapies to combat age-related diseases like dementia and atherosclerosis.

Featured Neurology Neuroscience

·October 13, 2024·5 min read

Liver Inflammation Linked to Cognitive Decline in Aging

New research explores how chronic liver inflammation may lead to brain inflammation and cognitive decline as people age. Through the study of necroptosis, a form of cell death that triggers inflammation, researchers are examining how inflammatory molecules released by the liver impact the brain. Early findings suggest that blocking necroptosis reduces liver and brain inflammation, potentially helping to maintain cognitive function.

Featured Neuroscience

·October 11, 2024·4 min read

Brain Endurance Training Combats Age-Related Decline in Focus

Brain endurance training (BET), a combined cognitive and exercise approach, has been shown to significantly improve cognitive and physical performance in older adults. In a study with sedentary women aged 65-78, BET participants showed greater improvements in attention and executive function, along with increased physical endurance. This method, originally developed for athletes, could play a role in reducing age-related cognitive decline and physical challenges such as balance issues.

This shows a cartoon of older people in a lab.

Featured Neuroscience

·October 7, 2024·5 min read

Life Expectancy Growth Slows, Focus Turns to Healthier Aging

Despite rapid advancements in medicine, a new study indicates that human life expectancy is approaching a biological ceiling, with gains in longevity slowing since the 1990s. Researchers argue that medical progress is providing diminishing returns in extending life expectancy, as age-related deterioration becomes the primary hurdle.

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Aging

Lower Blood Sugar Diet Linked to Slower Brain Aging

Socioeconomic Factors Influence Cognitive Health and Dementia Risk

Brain Blood Flow Issues Linked to Mild Cognitive Impairment

Reminders Reduce Age-Related Memory Decline in Older Adults

Yamanaka Factors Can Reverse Neuronal Aging

“Zombie” Aging Cells May Speed Up Brain Decline

Happy Partners Help Reduce Stress in Older Adults

New Genes Linked to Muscle Aging Discovered

Key Enzyme Found to Drive Inflammation in Aging Cells

Liver Inflammation Linked to Cognitive Decline in Aging

Brain Endurance Training Combats Age-Related Decline in Focus

Life Expectancy Growth Slows, Focus Turns to Healthier Aging

The Myth of the Average Brain

Sound of Fear: Infrasound Mimics Supernatural Feelings

Why the Hard Drive Analogy Fails for Human Memory

Sensory Remix: The Neurological World of Synaesthesia

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