Leading AI chatbots show dementia-like cognitive decline in tests, raising questions about their future in medicine

byBritish Medical JournalCredit: Pixabay/CC0 Public DomainAlmost all leading large language models or "chatbots" show signs of mild cognitive impairment in tests widely used to spot ea

Updated on: January 18,2025

Leading AI chatbots show dementia-like cognitive decline in tests, raising questions about their future in medicine

byBritish Medical JournalCredit: Pixabay/CC0 Public DomainAlmost all leading large language models or "chatbots" show signs of mild cognitive impairment in tests widely used to spot ea

Updated on:January 18,2025

Diagnosis of Alzheimer's and related dementias reduces social activity

by Rutgers UniversityCredit: Pixabay/CC0 Public DomainDespite the belief that early diagnosis of Alzheimer's disease and other dementias is crucial, a new Rutgers study found that the diagnos

Updated on: April 20,2024

Diagnosis of Alzheimer's and related dementias reduces social activity

by Rutgers UniversityCredit: Pixabay/CC0 Public DomainDespite the belief that early diagnosis of Alzheimer's disease and other dementias is crucial, a new Rutgers study found that the diagnos

Updated on:April 20,2024

When does the brain process reward and risk? Neuroscientists test a computational model

by Cynthia Eller,California Institute of TechnologyNeural activity in a region of the brain called the anterior insula could utilize a representation of RePE to then decode RiPE at a later time.

Updated on: March 28,2024

When does the brain process reward and risk? Neuroscientists test a computational model

by Cynthia Eller,California Institute of TechnologyNeural activity in a region of the brain called the anterior insula could utilize a representation of RePE to then decode RiPE at a later time.

Updated on:March 28,2024

Adults with Alzheimer's risk factors show subtle alterations in brain networks despite normal cognition

by Jason Clement,McGill UniversityPET scan of a human brain with Alzheimer's disease. Credit: public domainResearchers at McGill University and the Douglas Mental Health University Institute

Updated on: June 07,2024

Adults with Alzheimer's risk factors show subtle alterations in brain networks despite normal cognition

by Jason Clement,McGill UniversityPET scan of a human brain with Alzheimer's disease. Credit: public domainResearchers at McGill University and the Douglas Mental Health University Institute

Updated on:June 07,2024

Blood vessel breakdown linked with Alzheimer's disease

by Centenary InstituteSGP expression in mouse models of AD. Representative images of SGP expression in APP/PS1 (A) and APP23 (B) compared to wildtype (WT) mice over different stages of plaque dev

Updated on: March 02,2024

Blood vessel breakdown linked with Alzheimer's disease

by Centenary InstituteSGP expression in mouse models of AD. Representative images of SGP expression in APP/PS1 (A) and APP23 (B) compared to wildtype (WT) mice over different stages of plaque dev

Updated on:March 02,2024

World's first collection of brain metastasis living samples will help treat each patient with the most effective therapy

byThe Spanish National Cancer Research CentreSample prepared, classified and conserved at the CNIO Biobank. Credit: Laura M. Lombardía / CNIOAt 18 Spanish hospitals, when a patient with brain me

Updated on: January 12,2024

World's first collection of brain metastasis living samples will help treat each patient with the most effective therapy

byThe Spanish National Cancer Research CentreSample prepared, classified and conserved at the CNIO Biobank. Credit: Laura M. Lombardía / CNIOAt 18 Spanish hospitals, when a patient with brain me

Updated on:January 12,2024

Study maps brain wave disruptions affecting memory recall

by UT Southwestern Medical CenterTheta oscillations—brain waves associated with encoding memories—lessen in intensity with administration of a drug called scopolamine, according to a study by UT

Updated on: March 02,2024

Study maps brain wave disruptions affecting memory recall

by UT Southwestern Medical CenterTheta oscillations—brain waves associated with encoding memories—lessen in intensity with administration of a drug called scopolamine, according to a study by UT

Updated on:March 02,2024

Machine learning can predict rate of memory change

by Alzheimer's Research UKIn new research published today, researchers have created a machine learning algorithm that is able to form two distinct groups of people who have early memory probl

Updated on: March 07,2024

Machine learning can predict rate of memory change

by Alzheimer's Research UKIn new research published today, researchers have created a machine learning algorithm that is able to form two distinct groups of people who have early memory probl

Updated on:March 07,2024

Mice with frequent flier miles advance the Alzheimer's cause

by University of KentuckyOlivier Thibault's lab at UK uses calcium imaging techniques to measure how neurons are affected over time. Thibault leads one of four groups in a multi-center grant

Updated on: June 01,2024

Mice with frequent flier miles advance the Alzheimer's cause

by University of KentuckyOlivier Thibault's lab at UK uses calcium imaging techniques to measure how neurons are affected over time. Thibault leads one of four groups in a multi-center grant

Updated on:June 01,2024

Single dual time-point PET scan identifies dual Alzheimer's biomarkers

by Society of Nuclear MedicineWhile subject #1 (left) was judged as positive for both the neuronal injury and the amyloid load biomarker, both Alzheimer's disease biomarkers were negative in

Updated on: May 20,2024

Single dual time-point PET scan identifies dual Alzheimer's biomarkers

by Society of Nuclear MedicineWhile subject #1 (left) was judged as positive for both the neuronal injury and the amyloid load biomarker, both Alzheimer's disease biomarkers were negative in

Updated on:May 20,2024

Fluctuating levels of cholesterol and triglycerides linked to increased risk of dementia

by American Academy of NeurologyCredit: Pixabay/CC0 Public DomainOlder people who have fluctuating levels of cholesterol and triglycerides may have a higher risk of Alzheimer's disease and re

Updated on: May 20,2024

Fluctuating levels of cholesterol and triglycerides linked to increased risk of dementia

by American Academy of NeurologyCredit: Pixabay/CC0 Public DomainOlder people who have fluctuating levels of cholesterol and triglycerides may have a higher risk of Alzheimer's disease and re

Updated on:May 20,2024

Brain changes following traumatic brain injury share similarities with Alzheimer's disease

by Jenesse Miller,University of Southern CaliforniaThe image displays a TBI-affected brain’s white matter connectivity as inferred using diffusion tensor imaging and streamline tractography. The

Updated on: May 13,2024

Brain changes following traumatic brain injury share similarities with Alzheimer's disease

by Jenesse Miller,University of Southern CaliforniaThe image displays a TBI-affected brain’s white matter connectivity as inferred using diffusion tensor imaging and streamline tractography. The

Updated on:May 13,2024