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Encyclopedia of Nutritional Psychology

Table of Contents

A B C D E F G H I K L M N O P R S T U V W

Inflammasomes

Inflammasomes are large protein complexes that play a central role in the immune system’s response to infections and cellular stress. Inflammasomes are formed in response to specific signals and trigger the activation of inflammatory pathways by releasing proinflammatory molecules, specifically cytokines.

Inflammation

Inflammation is the body’s response to injury, infection, or irritants involving immune cell activation and the release of signaling molecules. Chronic inflammation can lead to tissue damage and is linked to various diseases.

Inflammatory Depression

Inflammatory depression refers to a subtype of depression where systemic chronic inflammation contributes to the condition’s onset and persistence. Studies suggest that around one-quarter of individuals with depression may experience this form, with higher baseline inflammation linked to poorer responses to standard antidepressant treatments. This distinction may allow for more targeted treatment approaches.

Inhibitory Control

The involuntary or voluntary ability to withhold behavior. This capacity is generally considered an executive function at the voluntary level.

Injunctive Norms

Injunctive social norms reflect what most group members think they should do (i.e., ‘you should eat more vegetables’). Thus, an injunctive norm involves one’s perception of what most others think they should do.

Innate immune system

The innate immune system is a subdivision of the immune system. It consists of various physical and chemical barriers that serve as the first line of defense against pathogens. The innate immune system is naturally developed from birth and responds quickly to kill pathogens on the spot within a few hours. It prevents the germs from spreading in a limited range.

Insecure Attachment Styles

Attachment styles characterized by either high anxiety, high avoidance, or both.  They typically arise from caregivers being inconsistently responsive, distant, or both, which can impair emotional regulation and development. These styles include avoidant (dismissive) attachment style, anxious (preoccupied) attachment style, and fearful-avoidant attachment style.

Insula

A brain structure considered to be the hub of Interoception that lies within the cerebral cortex of the brain.

Insulin

Insulin is a peptide hormone secreted by the β-cells of the islets of Langerhans in the pancreas to maintain normal glucose levels and to regulate many metabolic processes that provide energy to cells (Wilcox, 2005).

Interoception

Interoception consists of the receiving, processing, and integrating body-relevant signals with external stimuli to affect ongoing motivated behavior (Paulus & Steward, 2014). More simply put, interoception is our perception of our body’s internal state.

Editorial Board

Executive and Associate Editors

Co-Principal Editors:
Ephi Morphew-Lu
The Center for Nutritional Psychology
Shereen Behairy
The Center for Nutritional Psychology
Associate Editors: Nabila Pervaiz
The Center for Nutritional Psychology
Technical Support: Tahir Yasin
The Center for Nutritional Psychology

Subject Editors

Psychology: Vladimir Hedrih
University of Niš, Faculty of Philosophy, Department of Psychology
Nutrition and Dietetics: Eileen Santana
The Center for Nutritional Psychology
Nutritional Immunology: Emilia Vassiloupolou
Department of Nutritional Sciences and Dietetics, School of Health Sciences, International Hellenic University, 57400 Thessaloniki, Greece and Department of Clinical Sciences and Community Health, Università degli Studi di Milano, 20122 Milan, Italy