Experimental study in rats and humans show cognitive effort whets the appetite for reward

by PNAS NexusEffects of cognitive effort without rest on cocaine self-administration. Experimental design (A), time course (B) and average in the last 3 days of self-administration (C) of number of in

Updated on: November 07,2024

Experimental study in rats and humans show cognitive effort whets the appetite for reward

by PNAS NexusEffects of cognitive effort without rest on cocaine self-administration. Experimental design (A), time course (B) and average in the last 3 days of self-administration (C) of number of in

Updated on:November 07,2024

Genetic variants linked to Alzheimer's trigger brain inflammation in females, preclinical study finds

byWeill Cornell Medical CollegeInflammatory microglia from afemalebrainin amouse model ofAlzheimer's disease. The mice also carry the APOE4 and TREM2 genetic ri

Updated on: October 09,2024

Genetic variants linked to Alzheimer's trigger brain inflammation in females, preclinical study finds

byWeill Cornell Medical CollegeInflammatory microglia from afemalebrainin amouse model ofAlzheimer's disease. The mice also carry the APOE4 and TREM2 genetic ri

Updated on:October 09,2024

Dementia perceived as "illness" rather than aging symptom can lower mood

by Louise Vennells,University of ExeterPeople who perceive dementia symptoms as an illness feel more negative than those who see it as an inevitable part of getting older, a new study indicates.

Updated on: February 28,2024

Dementia perceived as "illness" rather than aging symptom can lower mood

by Louise Vennells,University of ExeterPeople who perceive dementia symptoms as an illness feel more negative than those who see it as an inevitable part of getting older, a new study indicates.

Updated on:February 28,2024

Optogenetics approach reveals how alcohol use disorder impairs cognitive flexibility

by Danielle Michaud,Texas A&M UniversityExcessive alcohol intake reduces thalamically evoked burst-pause response in DMS CINs and impairs reversal of operant conditioning. Credit:Scien

Updated on: January 15,2025

Optogenetics approach reveals how alcohol use disorder impairs cognitive flexibility

by Danielle Michaud,Texas A&M UniversityExcessive alcohol intake reduces thalamically evoked burst-pause response in DMS CINs and impairs reversal of operant conditioning. Credit:Scien

Updated on:January 15,2025

Neural circuits reveal new insights into how we navigate space and store memories

by Pat Harriman,University of California, IrvineDistinct RSC neuronal circuits corresponding to M2- and AD-projection neurons revealed by retrograde adeno-associated (rAAV2-retro) virus and ante

Updated on: November 28,2024

Neural circuits reveal new insights into how we navigate space and store memories

by Pat Harriman,University of California, IrvineDistinct RSC neuronal circuits corresponding to M2- and AD-projection neurons revealed by retrograde adeno-associated (rAAV2-retro) virus and ante

Updated on:November 28,2024

Beyond Alzheimer's: Study reveals how mix of brain ailments drives dementia

by Veterans Affairs Research CommunicationsDiagram of the brain of a person with Alzheimer's Disease. Credit: Wikipedia/public domain.A new analysis based on two long-term aging studies—one of Rom

Updated on: February 28,2024

Beyond Alzheimer's: Study reveals how mix of brain ailments drives dementia

by Veterans Affairs Research CommunicationsDiagram of the brain of a person with Alzheimer's Disease. Credit: Wikipedia/public domain.A new analysis based on two long-term aging studies—one of Rom

Updated on:February 28,2024

Stress in older people increases risk for pre-Alzheimer's condition

by Albert Einstein College of MedicineFeeling stressed out increases the likelihood that elderly people will develop mild cognitive impairment—often a prelude to full-blown Alzheimer's diseas

Updated on: February 27,2024

Stress in older people increases risk for pre-Alzheimer's condition

by Albert Einstein College of MedicineFeeling stressed out increases the likelihood that elderly people will develop mild cognitive impairment—often a prelude to full-blown Alzheimer's diseas

Updated on:February 27,2024

Increased dementia risk in women—a matter of proteins?

by BioMed CentralGender-specific differences between the levels and structures of proteins present in the white matter and the mitochondria of the brains of men and women suffering from dementia

Updated on: February 28,2024

Increased dementia risk in women—a matter of proteins?

by BioMed CentralGender-specific differences between the levels and structures of proteins present in the white matter and the mitochondria of the brains of men and women suffering from dementia

Updated on:February 28,2024

Stroke associated with accelerated long-term cognitive decline

by Helena Hudson,University of New South WalesCredit: Pixabay/CC0 Public DomainNew evidence from the Centre for Healthy Brain Ageing (CHeBA) indicates that older adults who experience a stroke f

Updated on: October 21,2024

Stroke associated with accelerated long-term cognitive decline

by Helena Hudson,University of New South WalesCredit: Pixabay/CC0 Public DomainNew evidence from the Centre for Healthy Brain Ageing (CHeBA) indicates that older adults who experience a stroke f

Updated on:October 21,2024

Gene variant could protect against ultra-rare seizure disorder, fruit fly research finds

byUniversity of Utah Health SciencesFruit flies for research purposes in a vial in lab. Credit: Charlie Ehlert / University of Utah HealthOne in 10 Americans live with a rare disease, which ofte

Updated on: February 18,2025

Gene variant could protect against ultra-rare seizure disorder, fruit fly research finds

byUniversity of Utah Health SciencesFruit flies for research purposes in a vial in lab. Credit: Charlie Ehlert / University of Utah HealthOne in 10 Americans live with a rare disease, which ofte

Updated on:February 18,2025

Higher levels of mercury in brain not linked with increased risk of Alzheimer's disease

by The JAMA Network JournalsIn a study of deceased individuals, moderate seafood consumption was correlated with lesser Alzheimer disease neuropathology, and although seafood consumption was asso

Updated on: February 27,2024

Higher levels of mercury in brain not linked with increased risk of Alzheimer's disease

by The JAMA Network JournalsIn a study of deceased individuals, moderate seafood consumption was correlated with lesser Alzheimer disease neuropathology, and although seafood consumption was asso

Updated on:February 27,2024

Neuroscientists discover a new pathway to forming long-term memories in the brain

byMax Planck Florida Institute for NeuroscienceScientists discover a new pathway to long-term memory formation in the brain that can bypass the formation of short-term memory. Credit: Helena Pin

Updated on: December 16,2024

Neuroscientists discover a new pathway to forming long-term memories in the brain

byMax Planck Florida Institute for NeuroscienceScientists discover a new pathway to long-term memory formation in the brain that can bypass the formation of short-term memory. Credit: Helena Pin

Updated on:December 16,2024