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Related Concept Videos

Type II Diabetes I: Introduction01:26

Type II Diabetes I: Introduction

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Type 2 diabetes mellitus (T2DM) is a chronic metabolic disorder characterized by insulin resistance, in which target tissues such as the liver, muscle, and adipose tissue respond poorly to insulin. It is also associated with inadequate compensatory insulin secretion, where pancreatic β-cells fail to produce sufficient insulin. Together, these abnormalities lead to persistent hyperglycemia.EtiologyT2DM develops through a complex interaction of genetic predisposition and environmental or...
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Type 2 diabetes, characterized by insulin resistance, arises when the insulin receptors on cells lose responsiveness to insulin, diminishing the cell's capacity to take up glucose, resulting in elevated blood glucose levels. To receive a diagnosis of Type 2 diabetes, a series of blood glucose tests are necessary to assess whether the blood glucose falls within normal parameters. If the result is out of the normal range, a patient may be diagnosed as prediabetic or diabetic, depending on the...
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Type II Diabetes II: Pathophysiology01:24

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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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Type II Diabetes Mellitus III: Clinical Manifestations and Diagnosis01:25

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Type 2 diabetes mellitus develops gradually and is often asymptomatic in early stages.Clinical ManifestationsWhen symptoms appear, they include fatigue, blurred vision, pruritus, delayed wound healing, and recurrent infections, particularly candidal infections. Peripheral neuropathy may present as numbness or tingling in the extremities. Classic hyperglycemia symptoms—polyuria, polydipsia, and polyphagia—are less common. Most patients are overweight and frequently have associated...
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Type I Diabetes I: Introduction01:12

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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...
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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.
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Related Experiment Video

Updated: Apr 23, 2026

'Boden Food Plate': Novel Interactive Web-based Method for the Assessment of Dietary Intake
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A web-based dietary intervention for people with type 2 diabetes: development, implementation, and evaluation.

Amutha Ramadas1, Carina Ka Yee Chan, Brian Oldenburg

  • 1Jeffrey Cheah School of Medicine and Health Sciences, Monash University Malaysia, Petaling Jaya, Malaysia, amutha80@gmail.com.

International Journal of Behavioral Medicine
|October 3, 2014
PubMed
Summary

This study shows that an internet-delivered dietary program (myDIDeA) is feasible for improving diabetes self-management in developing countries. Patient satisfaction with content, acceptability, and usability were high, indicating potential for broader e-health applications.

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Area of Science:

  • Digital Health
  • Diabetes Self-Management Education
  • Public Health in Developing Nations

Background:

  • Diabetes poses a significant health challenge in developing nations, necessitating improved self-management education.
  • Existing e-health interventions for diabetes self-management are limited, particularly web-based studies.

Purpose of the Study:

  • To develop, implement, and evaluate an Internet-delivered dietary intervention program (myDIDeA) for diabetic patients in a developing country.
  • To assess the feasibility and reception of a web-based diabetes self-management tool.

Main Methods:

  • Dietary components were identified through literature review and guidelines.
  • The myDIDeA website was developed using the Transtheoretical Model and user-centered design.
  • A randomized-controlled trial with 66 participants tested the website's effectiveness over 6 months, followed by process evaluation.

Main Results:

  • The process evaluation achieved an 89% response rate, with participants logging in at least once per lesson and spending an average of 12 minutes on the site.
  • High satisfaction, acceptability, and usability scores were reported for the myDIDeA website.
  • Dietary Knowledge, Attitude, and Behavior scores strongly correlated with satisfaction, acceptability, and usability, and moderately with login frequency and duration.

Conclusions:

  • The myDIDeA program is feasible for Internet-delivered diabetes dietary intervention in a developing country.
  • Future research should explore extending Internet-based interventions to other chronic conditions and health behaviors.
  • Enhancements like interactivity and social media peer support could further engage participants.