Encyclopedia of Nutritional Psychology

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 a group of conditions that cause progressive changes in memory, thinking, behavior, and the ability to perform everyday activities. Nutrition and mental health are closely connected with cognitive health, and dietary patterns, nutrient intake, metabolic health, and the gut-brain axis.

Depression is a clinically significant mood disorder marked by persistent sadness or loss of interest and pleasure. It may also involve changes in sleep, appetite, energy, movement, concentration, and thoughts of death, impairing daily functioning.

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 affects the body’s ability to regulate blood glucose effectively. From a Nutritional Psychology perspective, it can be explored in relation to dietary patterns, eating behaviors, food perception, appetite regulation, and the relationship between diet and mental health.

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-Interoceptive Relationship (DIR) is a core element of nutritional psychology describing the bidirectional link between dietary intake and interoception — how internal sensations of hunger, satiety, and post-ingestive signals guide eating, and how diet in turn shapes interoceptive awareness.