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Related Concept Videos

Obesity01:24

Obesity

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The Body Mass Index (BMI) is a numerical value derived from a person's weight and height, used to categorize individuals into weight ranges. It is calculated using the formula: weight in kilograms divided by height in meters squared. Obesity is a health condition characterized by excessive accumulation of adipose tissue that poses health risks, often diagnosed with a BMI ≥ 30. This excess fat storage occurs when surplus dietary calories are converted into triglycerides and stored in...
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Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion01:20

Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion

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Drug metabolism, a critical process in the liver, involves two primary phases: Phase I reactions and Phase II conjugation. Obesity introduces significant alterations in this metabolic process, primarily due to fatty infiltration of the liver, leading to conditions such as nonalcoholic fatty liver disease (NAFLD). This condition can modify the activities of both Phase I and II enzymes, impacting how drugs are metabolized in obese patients.Phase I metabolism sees variable effects across...
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Pharmacokinetics in Obese Patients: Drug Absorption and Distribution01:25

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution

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Obesity significantly alters the pharmacokinetic processes of drug absorption and distribution, presenting unique challenges in medical treatment. The increased fat tissue and decreased lean muscle in obese individuals can significantly affect how drugs are absorbed into the body and distributed across different tissues. This alteration can lead to variances in the effectiveness and safety of medications, necessitating adjustments in dosing or drug selection for obese patients.One notable...
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Pathophysiology of Diabetes01:20

Pathophysiology of Diabetes

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Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility,...
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Overview of Lipid Metabolism01:24

Overview of Lipid Metabolism

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Lipid metabolism is a crucial process in the human body that involves the synthesis and degradation of lipids. This process is essential for energy production, cell membrane formation, and hormone production, among other functions.
Lipolysis: The Breakdown of Lipids:
Lipolysis is the process of breaking down lipids, particularly triglycerides, into glycerol and fatty acids. This process typically occurs in the adipose tissue and is triggered by various hormones, including glucagon and...
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Drug Dosing: Obese Patients01:21

Drug Dosing: Obese Patients

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In the United States, obesity is a prominent concern. It is linked to heightened mortality rates due to increased occurrences of conditions such as hypertension, atherosclerosis, coronary artery disease, and diabetes compared to nonobese individuals. A patient is classified as obese if their actual body weight surpasses the ideal or desirable body weight by 20%, based on Metropolitan Life Insurance Company data. Ideal body weights consider average weights and heights for males and females...
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Isolation, Characterization, and Purification of Macrophages from Tissues Affected by Obesity-related Inflammation
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Pathophysiology of Obesity.

Christine Kessler1

  • 1Metabolic Medicine Associates, 6315 Vista Court, King George, VA 22485, USA.

The Nursing Clinics of North America
|November 9, 2021
PubMed
Summary
This summary is machine-generated.

Obesity is a global health crisis characterized by chronic inflammation and maladaptive adipose tissue. Understanding its complex causes, including genetics and environment, is key to developing effective treatments and reducing bias.

Keywords:
AdipokinesAdipose tissueAppetite regulationChronotypeEnergy balanceEpigeneticsMetabolic adaptationObesity

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Area of Science:

  • Medical research
  • Inflammation and immunology
  • Metabolic disorders

Background:

  • Obesity is a growing global health concern.
  • It is increasingly recognized as a chronic, multifactorial inflammatory disease.
  • Maladaptive adipose tissue mass is central to obesity's pathogenesis.

Purpose of the Study:

  • To elucidate the complex interplay between obesity, inflammation, and related health complications.
  • To deepen the understanding of the intricate pathogenesis of obesity.
  • To identify pathways for improved treatment strategies and reduced societal bias.

Main Methods:

  • Review of current scientific literature on obesity and inflammation.
  • Analysis of genetic, hormonal, and environmental factors contributing to obesity.
  • Exploration of the downstream effects of obesity-induced inflammation.

Main Results:

  • Obesity involves complex interactions between genetic predisposition, hormonal signaling, and environmental influences.
  • Chronic inflammation is a key feature of obesity, driving downstream complications.
  • Adipose tissue dysfunction plays a critical role in the disease process.

Conclusions:

  • A comprehensive understanding of obesity's pathogenesis is crucial for therapeutic advancements.
  • Targeting inflammation and adipose tissue dysfunction may offer novel treatment avenues.
  • Addressing anti-obesity bias is essential for effective public health strategies.