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Related Concept Videos

Diabetes: Symptoms, Diagnosis, and Complications01:15

Diabetes: Symptoms, Diagnosis, and Complications

For most patients, experiencing several weeks of polyuria, polydipsia, fatigue, and significant weight loss may indicate the presence of diabetes. Furthermore, adults displaying the phenotypic appearance of type 2 diabetes (particularly those who are obese and not initially insulin-requiring), may have islet cell autoantibodies, suggesting autoimmune-mediated β cell destruction and a diagnosis of latent autoimmune diabetes of adults (LADA). The categorization of glucose homeostasis is based on...
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.
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 II Diabetes Mellitus III: Clinical Manifestations and Diagnosis01:25

Type II Diabetes Mellitus III: Clinical Manifestations and Diagnosis

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 hypertension...
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...
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...

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An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice
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An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice

Published on: January 12, 2024

Diabetes and aging: epidemiologic overview.

John E Morley1

  • 1Geriatric Research Education and Clinical Center, St. Louis VA Medical Center, 1 Jefferson Barracks Drive, 11G, St. Louis, MO 63125, USA. morley@slu.edu

Clinics in Geriatric Medicine
|August 2, 2008
PubMed
Summary
This summary is machine-generated.

Diabetes mellitus and insulin resistance accelerate aging, leading to increased frailty, disability, and mortality in older adults. This highlights the critical link between metabolic health and healthy aging.

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Area of Science:

  • Gerontology
  • Metabolic Medicine
  • Endocrinology

Background:

  • Diabetes mellitus is a known contributor to accelerated aging.
  • Metabolic syndrome involves multiple factors interacting with insulin resistance to hasten aging.
  • The prevalence of diabetes increases with age.

Purpose of the Study:

  • To explore the rising incidence of diabetes mellitus in aging populations.
  • To elucidate the mechanisms by which insulin resistance contributes to accelerated aging.
  • To examine the link between insulin resistance and adverse health outcomes in the elderly.

Main Methods:

  • Literature review on diabetes, aging, and metabolic syndrome.
  • Analysis of the role of insulin resistance in age-related decline.
  • Exploration of epidemiological data on diabetes prevalence in older adults.

Main Results:

  • Insulin resistance is a key factor in the accelerated aging process associated with diabetes.
  • Diabetes and insulin resistance correlate with increased frailty and disability.
  • These metabolic factors are linked to higher rates of hospitalization and institutionalization.

Conclusions:

  • Diabetes mellitus significantly accelerates the aging process.
  • Insulin resistance is a critical mediator of accelerated aging and associated adverse outcomes.
  • Managing diabetes and insulin resistance is crucial for promoting healthy aging and reducing morbidity and mortality.