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Related Concept Videos

Type II Diabetes I: Introduction01:26

Type II Diabetes I: Introduction

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...
Diabetes Mellitus: Type 2 and Gestational01:22

Diabetes Mellitus: Type 2 and Gestational

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...
Diabetes: Management and Pharmacotherapy01:15

Diabetes: Management and Pharmacotherapy

The therapy for diabetes aims to alleviate hyperglycemia-related symptoms, prevent acute metabolic decompensation, and reduce chronic end-organ complications. Glycemic control is evaluated through short-term (self-monitoring, continuous glucose monitoring) and long-term (A1c, fructosamine) metrics, enabling near real-time tracking of blood glucose levels and reflecting glycemic control over specific time frames.
Insulin remains the cornerstone of treatment for most patients with type 1 and many...
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.
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...
Diabetes Mellitus: Introduction01:26

Diabetes Mellitus: Introduction

Diabetes mellitus consists of chronic metabolic disorders characterized by persistent hyperglycemia. This elevated blood glucose results from defects in insulin secretion, impaired insulin action, or both. Insulin, produced by pancreatic β-cells, is essential for maintaining glucose homeostasis by facilitating cellular glucose uptake for energy or storage. Disruptions in insulin production or function lead to glucose accumulation in the bloodstream, causing the clinical features and long-term...

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Related Experiment Videos

Motivational interviewing for modifying diabetes risk: a randomised controlled trial.

Colin J Greaves1, Andrew Middlebrooke, Lucy O'Loughlin

  • 1Peninsula Medical School, Exeter. Colin.Greaves@pms.ac.uk

The British Journal of General Practice : the Journal of the Royal College of General Practitioners
|August 7, 2008
PubMed
Summary

A low-cost intervention in primary care helped adults over 40 achieve meaningful weight loss, reducing type 2 diabetes risk. This intervention, delivered by community staff, proved effective without high costs.

Related Experiment Videos

Area of Science:

  • Public Health
  • Preventive Medicine
  • Behavioral Science

Background:

  • Pre-diabetes affects 10-15% of adults over 40, increasing type 2 diabetes risk.
  • Intensive lifestyle interventions can reduce progression by 58% but face cost and staffing barriers in NHS primary care.

Purpose of the Study:

  • To evaluate a cost-effective intervention for diabetes risk reduction.
  • The intervention aimed to promote weight loss and physical activity.
  • Delivered in primary care by non-NHS staff.

Main Methods:

  • Pragmatic, single-blind randomized controlled trial in UK primary care.
  • 141 participants (BMI ≥ 28 kg/m²) received either information leaflets or behavioral counseling.
  • Intervention delivered by community-recruited counselors; primary outcomes were 5% weight loss and 150 min/week physical activity at 6 months.

Main Results:

  • The intervention group showed significantly higher weight loss target achievement (24% vs. 7%; OR=3.96).
  • Number needed to treat for weight loss was 6.1.
  • No significant increase in physical activity target achievement was observed (38% vs. 28%).

Conclusions:

  • Clinically meaningful short-term weight loss is achievable in primary care settings.
  • This approach can reduce diabetes risk without excessive NHS resource utilization.
  • The intervention demonstrates a feasible model for diabetes prevention in primary care.