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dementia

·July 14, 2023·5 min read

Eyes on Alzheimer’s: Study Links Age-Related Sight Loss to Cognitive Decline

Vision impairment in those over 71 could be a potential risk factor for dementia, a new study suggests. By analyzing the National Health and Aging Trends Study (NHATS), the researchers found a notable association between sight loss and the prevalence of dementia among nearly 3,000 US participants.

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·July 10, 2023·4 min read

Eye to the Mind: AI Pinpoints Cognitive Impairment via Retinal Images

Researchers have devised an innovative machine learning model that uses retinal images to distinguish normal cognitive function from mild cognitive impairment. This model represents a new, non-invasive, and cost-effective method to detect early signs of cognitive decline, which could lead to Alzheimer's disease.

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·July 3, 2023·4 min read

Learning Capabilities Persist in Dementia Patients

Dementia patients can still learn new skills, challenging common misconceptions about the disease. The researcher exposed dementia sufferers to tablet computers for the first time and, despite memory decline, they progressively learned to use them independently.

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·July 1, 2023·5 min read

Artificial Intelligence is Transforming Early Detection of Dementia

Researchers developed CognoSpeak, an innovative AI tool that aims to streamline the diagnosis of dementia and Alzheimer’s. Utilizing virtual agents to engage patients in cognitive tests and analyzing their language and speech patterns, the tool provides a quick and efficient assessment.

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·June 26, 2023·6 min read

Liver Scars Link to Cognitive Decline

Researchers identified a significant correlation between liver fibrosis, a symptom of chronic liver diseases, and reduced cognitive abilities, possibly mediated by inflammation. Findings hint at a liver-brain axis, underscoring the interconnectedness of physical and mental health.

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·June 20, 2023·6 min read

Social Bonds Protect Aging Brains

Social isolation can potentially harm brain structure and cognitive performance, suggesting an increased risk of conditions like Alzheimer's dementia. The study indicates a lack of quality social interaction can lead to a decrease in the hippocampus's volume, crucial for memory formation and retrieval, and poorer cognitive performance.

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·June 12, 2023·6 min read

Predicting Dementia in Parkinson’s: EEG Might Hold the Key

Data from a single EEG electrode might predict cognitive decline, including dementia, in patients with Parkinson's disease. Researchers discovered that reduced strength of specific low-frequency brain waves, known as delta and theta waves, was strongly linked to cognitive dysfunction in these patients.

Featured Genetics Neurology Neuroscience

·May 9, 2023·4 min read

Mapping Dementia’s DNA: New Genetic Risk Factors Identified

Researchers discovered new genetic risk factors for non-Alzheimer's dementia, specifically Lewy body dementia (LBD) and frontotemporal dementia (FTD). The team identified large-scale DNA changes, known as structural variants, that could increase the risk of these diseases. Notably, a previously unknown variant in the gene TCPN1 was linked to a higher risk for LBD, highlighting the significance of genetic research in combating neurodegenerative diseases.

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·April 29, 2023·5 min read

Social Connections Combat Dementia and Prolong Lifespan

Spending time with family and friends not only gives us a positive psychological boost, it can also reduce dementia risks and improve longevity, a new study reports. Researchers found those with strong social connections have a lower risk of mild cognitive impairment, dementia, and death. The study reports improving social connections and frequently taking time to spend with others has positive implications for health and cognition.

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·April 28, 2023·5 min read

Dogs with Dementia Suffer Similar Sleep Problems to Humans

A new study found that dogs with dementia suffer similar sleep disruptions as humans with dementia. Using EEGs, the researchers found that dogs with advanced dementia had more sleep disruptions and slept less overall than dogs with normal cognitive function. The findings could help with early diagnosis and intervention for dogs with cognitive decline and could establish them as models for Alzheimer's disease.

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·April 15, 2023·7 min read

Hearing Aids May Protect Against a Higher Risk of Dementia Associated With Hearing Loss

People with hearing loss who do not use a hearing aid are at increased risk of developing dementia than those who use hearing aids, a new study reports.

Featured Neuroscience

·April 12, 2023·3 min read

People Who Think Positively About Aging Are More Likely to Recover Memory

Older people with mild cognitive impairment who have positive beliefs about aging are 30% more likely to regain normal cognitive function than those who are more pessimistic.