Knowledge Tree
Concentration
Facts (27)
Sources
Self-awareness, self-regulation, and self-transcendence (S-ART) frontiersin.org 5 facts
claimConcentration forms of practice are proposed to increase the efficiency of the attentional system and its dissociable, interrelated sub-components.
claimIn Samatha practice, only the first four stages are considered concentration practice, while the later stages correspond to deeper, more subtle states of profound stillness and absorption known as jhanas.
claimDistinct neural circuitry likely exists for arising, passing, and restful states of concentration for each modality of focus.
claimAn executive monitoring function provides feedback when the goal state of concentration on a particular object has shifted and supports the attentional processes related to the return of focus.
procedureThe progression of meditation practice within the S-ART framework involves the following steps: (1) stabilize the mind and decrease mental proliferation (rumination) by developing a fully absorbed state of concentration on an object like the breath using focused attention (FA); (2) move on to open monitoring (OM) and other advanced receptive practices that have no object of focus and are receptive to all physical and mental phenomena that arise.
Extent and Health Consequences of Chronic Sleep Loss and ... - NCBI ncbi.nlm.nih.gov 4 facts
claimDecreased concentration and mood changes are symptoms of fragmented sleep.
claimThe main symptom of sleep loss is excessive daytime sleepiness, with other symptoms including depressed mood and poor memory or concentration.
claimFragmented sleep causes decreased concentration and mood changes.
claimFragmented sleep associated with sleep-disordered breathing can lead to decreased concentration and mood changes.
Benefits of Sleep: Improved Energy, Mood, and Brain Health sleepfoundation.org Jul 22, 2025 3 facts
claimInsufficient sleep negatively impacts judgment and may heighten the risk of making poor decisions due to impaired attention, decreased concentration, and cloudy thinking.
claimSleep deprivation, caused by disrupted or shortened sleep, negatively affects mood, concentration, heart health, and immune response.
claimSleeping well supports concentration, learning, and higher-level thinking, such as logical reasoning.
The Profound Interplay Between Sleep and Cognitive Function creyos.com Aug 14, 2025 3 facts
claimInadequate sleep leads to observable impairments in cognitive processes such as decision-making, problem-solving, attention, and concentration, as noted by Wild et al. (2018).
referenceIndividuals with insomnia often report difficulties with working memory and concentration (Brownlow et al., 2019).
claimBrownlow et al. (2019) report that individuals with insomnia, defined as the inability to fall or stay asleep, often experience difficulties with working memory and concentration.
How Testosterone Changes Affect Men's Health as You Age columbiadoctors.org Dec 16, 2025 1 fact
claimEmotional and cognitive effects of andropause in men include mood swings, irritability, depression, anxiety, decreased motivation, and difficulties with concentration and memory, sometimes described as 'brain fog'.
The Effects of Sleep Deprivation on Your Body - Healthline healthline.com Aug 23, 2024 1 fact
claimChronic insomnia disrupts the central nervous system's ability to send and process information, which can make it more difficult to concentrate or learn new things.
Classification Schemes of Altered States of Consciousness - ORBi orbi.uliege.be 1 fact
referenceJarvik et al. (1955) studied the effect of lysergic acid diethylamide (LSD-25) on attention and concentration, published in The Journal of Psychology.
10 Effects of Long-Term Sleep Deprivation sleephealthsolutionsohio.com Aug 20, 2025 1 fact
claimLong-term sleep deprivation causes a drastic decrease in mental faculties, including problem-solving skills, the ability to regulate emotions, decision-making, concentration, and learning capacity.
Why At Least 7 Hours of Sleep Is Essential for Brain Health medicine.utah.edu Jun 26, 2023 1 fact
claimSleep deprivation or insufficient sleep leads to decreased attention span, impaired concentration, reduced decision-making abilities, and difficulties with learning and problem-solving.
Why Sleep Matters: Consequences of Sleep Deficiency sleep.hms.harvard.edu 1 fact
claimSleep deprivation compromises cognitive functions including concentration, working memory, mathematical capacity, and logical reasoning.
Sleep Your Way to a Smarter Brain | American Heart Association heart.org Jan 25, 2024 1 fact
claimSleep is instrumental in cognitive function, mental acuity, and the ability to concentrate and learn new things.
The Mechanisms of Psychedelic Visionary Experiences - Frontiers frontiersin.org Sep 27, 2017 1 fact
referenceThe major types of meditation techniques, specifically Concentration, Loving-Kindness, and Choiceless Awareness, produce a relative deactivation in the main nodes of the Default Mode Network (DMN) in experienced meditators, according to a 2011 study by Brewera et al.
How Lack of Sleep Impacts Cognitive Performance and Focus sleepfoundation.org Jul 29, 2025 1 fact
claimHigh-quality sleep fosters attention and concentration, which are prerequisites for most learning.
Hormonal Changes In Men As They Grow Older - Elderplan elderplan.org 1 fact
claimAdditional symptoms potentially associated with low testosterone include decreased energy and motivation, lack of confidence, poor concentration, depression, increased sleepiness, and sleep disturbances.
Sleep Matters for Your Mental Health hr.umich.edu Mar 20, 2025 1 fact
claimSleep is important for cognitive functions including memory, concentration, and attention.
Understanding the Difference Between Men & Women Hormones prestonspharmacy.com Jan 13, 2026 1 fact
claimMen with low testosterone may experience depression, fatigue, or difficulty concentrating.