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Related Concept Videos

Diabetes Mellitus: Overview and Type I Subtype01:22

Diabetes Mellitus: Overview and Type I Subtype

Diabetes mellitus is a chronic metabolic disorder characterized by high blood glucose levels due to inadequate insulin production, insulin resistance, or both. The condition affects millions worldwide and can significantly impact their health and quality of life.
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...
Type I Diabetes I: Introduction01:12

Type I Diabetes I: Introduction

Type 1 diabetes mellitus is a chronic metabolic disorder characterized by an absolute deficiency of insulin resulting from the autoimmune destruction of pancreatic β-cells. Although it can occur at any age, it is most commonly diagnosed in childhood, adolescence, or early adulthood. The loss of insulin production impairs cellular glucose uptake, resulting in persistent hyperglycemia and necessitating lifelong insulin therapy.Autoimmune Destruction of β-CellsThe hallmark of type 1 diabetes is an...
Type I Diabetes II: Pathophysiology01:26

Type I Diabetes II: Pathophysiology

Type 1 diabetes mellitus arises from an immune-mediated destruction of pancreatic β-cells, resulting in an absolute deficiency of insulin. This process develops in genetically susceptible individuals when autoimmunity, environmental exposures, and immunologic dysregulation converge to trigger a targeted attack on the insulin-producing cells of the pancreas. The β-cells are located within the islets of Langerhans and are essential for regulating blood glucose by facilitating cellular uptake of...
Carbohydrate Metabolism01:36

Carbohydrate Metabolism

Carbohydrates are polymers composed of molecules containing atoms of carbon, hydrogen and oxygen. One gram of carbohydrate can provide four kilo-calories of energy, which makes it the most efficient instant energy source.
Starch accounts for approximately 60% of the carbohydrates consumed by humans. Since amylase enzymes cannot function in the stomach's acidic environment, starch can only be digested in the mouth and small intestine. Simple sugars are found naturally in milk and fruits in the...
Type I Diabetes III: Clinical Manifestations01:19

Type I Diabetes III: Clinical Manifestations

Type 1 diabetes mellitus typically presents with rapid-onset symptoms due to the body’s inability to utilize glucose in the absence of insulin. Since insulin is required for glucose uptake into cells, its deficiency leads to hyperglycemia and cellular energy deprivation, resulting in characteristic clinical features.Polyuria and PolydipsiaOne of the earliest, most prominent symptoms is polyuria (excessive urination). When blood glucose concentrations rise above the renal threshold, the kidneys...
Type II Diabetes II: Pathophysiology01:24

Type II Diabetes II: Pathophysiology

PathophysiologyType 2 diabetes mellitus (T2DM ) is a chronic metabolic disorder characterized by insulin resistance and progressive pancreatic β-cell dysfunction, leading to impaired glucose homeostasis. It results from interactions among genetic predisposition, environmental factors, and metabolic stressors, such as overnutrition and a sedentary lifestyle.Insulin Resistance and Glucose DysregulationEarly T2DM involves insulin resistance in skeletal muscle, adipose tissue, and the liver.

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Related Experiment Video

Updated: Jul 13, 2026

Control of Eating Behavior Using a Novel Feedback System
04:48

Control of Eating Behavior Using a Novel Feedback System

Published on: May 8, 2018

Control and disordered eating in type 1 diabetes.

S Tierney1

  • 1School of Nursing, Midwifery and Social Work, University of Manchester, Manchester, M13 9PL, UK. stephanie.tierney@manchester.ac.uk

Eating and Weight Disorders : EWD
|July 7, 2007
PubMed
Summary

This study examines how a sense of control influences disordered eating in insulin-dependent diabetes patients. Maintaining blood glucose control is linked to psychological mastery and can be disrupted by maladaptive eating behaviors.

Related Experiment Videos

Last Updated: Jul 13, 2026

Control of Eating Behavior Using a Novel Feedback System
04:48

Control of Eating Behavior Using a Novel Feedback System

Published on: May 8, 2018

Area of Science:

  • Endocrinology
  • Psychology
  • Public Health

Background:

  • Diabetes management emphasizes blood glucose control.
  • Patients' sense of mastery over their condition and environment impacts outcomes.
  • Self-management challenges and life difficulties can lead to detrimental behaviors.

Purpose of the Study:

  • To explore the relationship between disordered eating habits, control, and diabetes in insulin-dependent individuals.
  • To understand how psychological factors influence self-management in diabetes.

Main Methods:

  • Exploratory study design.
  • Focus on individuals with insulin-dependent diabetes.
  • Analysis of behaviors related to food intake and weight management.

Main Results:

  • A link exists between disordered eating patterns and the perceived control in insulin-dependent diabetes.
  • Fixated attitudes towards food intake and weight are identified as potential maladaptive coping mechanisms.
  • The study highlights the psychological dimension of diabetes self-management.

Conclusions:

  • Perceived control is a significant factor in the development of disordered eating among insulin-dependent diabetes patients.
  • Interventions should address psychological aspects of control and disordered eating for improved diabetes management.
  • Further research is needed to elucidate the complex interplay between control, eating behaviors, and diabetes outcomes.