FeaturedNeurologyNeuroscience·January 30, 2023·4 min readBrain’s ‘Wakeful Rest’ Network May Be Key to Alzheimer’s RiskIn women, parts of the default mode network responsible for memory retrieval and recollection, and spatial cognition were more likely to be connected to the overall DMN network. The patterns of connectivity correlated with brain structures associated with short-term memory problems resembled alterations seen in preclinical Alzheimer's disease.Read More
FeaturedNeuroscience·September 16, 2022·3 min readThe Experience of Reward Increases Connectivity Between the Default Mode Network and Other Brain RegionsStudy reveals how reward enhances connectivity between the ventral striatum and the default mode network, impacting behavior.Read More
FeaturedNeuroscience·May 18, 2021·6 min readWhat Happens in the Brain When We Imagine the Future?When we imagine the outcome of future events, two sub-networks of the brain become active. One of the sub-networks focuses on creating the new event in our imagination, the other evaluates whether the event is positive or negative.Read More
FeaturedNeuroscience·May 17, 2021·3 min readThe Brain Networks Underlying ImaginationThe default mode network is divided into separate sub-systems for constructing and evaluating imagined scenarios.Read More
FeaturedNeurosciencePsychology·January 3, 2021·4 min readA First Look at How the Psychedelic Salvinorin A Works in the BrainAs with other psychedelics, salvinorin A increased activity across the brain. However, salvinorin A use resulted in more random and disconnected signaling in the default mode network, a brain network associated with relaxing and daydreaming.Read More
FeaturedNeuroscienceOpen Neuroscience ArticlesPsychology·August 29, 2020·3 min readResearchers Uncover Network Mechanism Underlying RuminationResearchers have uncovered the neural mechanism underlying rumination. The study reports when rumination occurs, coupling between the core and medial temporal lobe subsystems of the default mode network becomes elevated, while coupling between the core and dorsomedial prefrontal cortex decreases.Read More
FeaturedNeurosciencePsychology·August 26, 2020·3 min readIndividuals With High Level of Schizotypal Traits Exhibit Altered Brain Structural and Functional ConnectivityPeople with schizotypal traits exhibited increased structural connectivity probability within the task control network and default mode network. They also had increased variability and decreased stability of functional connectivity within the DMN and between the auditory and subcortical networks.Read More
FeaturedNeuroscienceOpen Neuroscience Articles·March 11, 2020·4 min readA delicate dance of dynamic changes in the conscious brainThe brain quickly transitions from one network to another in regular patterns. The transition trajectories constitute a temporal circuit where the conscious brain cycles through a structured pattern of states over time.Read More
FeaturedNeuroscienceOpen Neuroscience Articles·December 12, 2019·4 min readExperts review evidence yoga is good for the brainYoga has a positive effect on the structure and function of key brain areas associated with memory. Findings provide evidence that yoga may hold promise in mitigating age-related and neurodegenerative decline.Read More
FeaturedNeuroscienceOpen Neuroscience Articles·October 11, 2019·3 min readHabitual tea drinking modulates brain efficiencyHabitual tea drinking was associated with greater functional connectivity in the default mode network. Findings suggest tea drinking has a positive contribution to brain structure and a protective effect on age-related decline in brain organization.Read More
FeaturedNeurosciencePsychology·October 10, 2019·5 min readBrain scans may provide clues to suicide riskNeuroimaging can be used to assess a person's risk of suicidal behavior. Those with mood disorders, a history of suicidal thoughts, and those with a history of suicide attempts have less connectivity in the cognitive control network. They also have reduced connectivity between the cognitive control network and the default mode network.Read More
FeaturedNeurosciencePsychology·April 24, 2019·4 min readCBD reduces impairment caused by cannabisCannabidiol may buffer the effects of THC on the brain for those who use marijuana. Marijuana with a higher CBD content restores disruptions to the salience network caused by THC exposure.Read More
