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Related Concept Videos

Obesity01:24

Obesity

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 adipocytes...
Pharmacokinetics in Obese Patients: Drug Absorption and Distribution01:25

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution

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...
Drug Dosing: Obese Patients01:21

Drug Dosing: Obese Patients

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...
Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion01:20

Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion

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...
Introduction to Epidemiology01:26

Introduction to Epidemiology

Epidemiology, known as the cornerstone of public health, involves studying the distribution and determinants of health-related events in defined populations and applying these insights to control health issues. This is essential for understanding how diseases spread, identifying populations at greater risk, and implementing measures to control or prevent outbreaks. Epidemiology addresses not only infectious diseases but also non-communicable conditions like cancer and cardiovascular disease,...
Bulimia Nervosa01:30

Bulimia Nervosa

Bulimia nervosa is a complex and severe eating disorder characterized by a cyclical pattern of binge-and-purge eating pattern. It generally involves an episode of binge eating, followed by compensatory behaviors such as vomiting, excessive exercise, laxative use, or fasting, to prevent weight gain. Despite often maintaining a normal weight, individuals with bulimia are intensely preoccupied with their body image and harbor an overwhelming fear of gaining weight. This can contribute to the...

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Updated: May 16, 2026

Multidisciplinary Approach to Obesity Management: A Case Report
05:10

Multidisciplinary Approach to Obesity Management: A Case Report

Published on: May 30, 2025

Obesity epidemiology.

Yarah M Haidar1, Bard C Cosman

  • 1Department of Surgery, University of California San Diego School of Medicine, San Diego, California.

Clinics in Colon and Rectal Surgery
|December 4, 2012
PubMed
Summary
This summary is machine-generated.

Obesity is a growing global health crisis, increasing illness and death. This review examines the worldwide obesity epidemic

Keywords:
Epidemiologyobesityoverweight

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Last Updated: May 16, 2026

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Area of Science:

  • Public Health
  • Epidemiology
  • Medical Science

Background:

  • Obesity has rapidly evolved from a minor concern to a significant global health issue.
  • It contributes to increased morbidity and mortality from chronic diseases, burdening individuals and healthcare systems.
  • The disorder affects all demographics, with a notable rise in childhood obesity.

Purpose of the Study:

  • To review the global extent and impact of the obesity epidemic.
  • To provide an introduction for discussing colon and rectal surgery in obese patients.

Main Methods:

  • Literature review of global obesity trends and impact.
  • Synthesis of data on obesity prevalence and consequences.

Main Results:

  • Obesity is a widespread and escalating international problem.
  • It significantly increases the risk of chronic, debilitating health conditions.
  • The epidemic affects all age and socioeconomic groups.

Conclusions:

  • The global obesity epidemic poses a substantial threat to public health.
  • Understanding the scope of the epidemic is crucial for addressing related health challenges, including surgical interventions.