Default Mode Network (DMN)
The Default Mode Network (DMN) refers to a network of brain regions that are typically active when an individual is at rest or not focused on the external environment. These…
Explore clear, research-informed definitions of key concepts connecting nutrition, mental health, behavior, and psychological well-being.
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Nutritional psychology examines how dietary patterns, nutrients, food-related behaviors, and psychological factors interact with mental health and well-being. Launched by the Center for Nutritional Psychology in 2024, the Encyclopedia of Nutritional Psychology defines the terms, mechanisms, processes, and research areas shaping this growing field.
Created for students, educators, researchers, healthcare professionals, and curious readers, the ENP includes hundreds of clear, research-informed entries. Content is written and regularly updated by contributors across relevant scientific disciplines, with new entries and major revisions reviewed by the CNP Encyclopedia Editorial Board before publication.
The encyclopedia helps readers understand terminology and foundational concepts. For deeper exploration of the studies behind those concepts, visit the Nutritional Psychology Research Library .
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The Default Mode Network (DMN) refers to a network of brain regions that are typically active when an individual is at rest or not focused on the external environment. These…
Delirium is a neurocognitive disorder characterized by an acute change in mental status associated with changes in attention, consciousness, and cognitive performance (Flaherty, 2007).
Dementia is an umbrella category of neurocognitive disorders characterized by a progressive and chronic decline in cognitive functioning that impairs a person's ability to function (Gamir-Morralla et al., 2017).
Depression is a clinically significant mood disorder characterized by a persistent feeling of sadness, a loss of interest or pleasure in most activities (anhedonia), and diminished energy. Diagnostic criteria typically…
Descriptive norms reflect what most group members actually do (i.e., ‘most young people eat less than the recommended amount of vegetables'). Thus, a descriptive norm involves one’s perception of what…
Developmental programming is based on the premise that early life experiences can have long-term effects on health and disease risk. It refers to the process by which environmental factors during…
Type 2 Diabetes (T2D) is a chronic metabolic disorder characterized by persistent hyperglycemia resulting from a combination of insulin resistance and progressive dysfunction of pancreatic beta cells, leading to relative…
The Diagnostic and Statistical Manual of Mental Disorders (DSM) is the standard classification system for mental health conditions in the United States, published by the American Psychiatric Association (APA). It…
The sensory-perceptual aspects of our diet-related experience, including sight, smell, taste, and sound that influence our dietary intake.
The Diet-Mental Health Relationship (DMHR) is an umbrella term used within the field of nutritional psychology. It represents a multifaceted concept serving as a conceptual framework encompassing the intricate and…
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