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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...
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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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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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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...
Stress Prevention and Stress Management Techniques IV01:26

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Stress often leads to unhealthy habits like smoking, excessive drinking, and overeating, which offer short-term relief but ultimately increase long-term health risks. These behaviors create a cycle that temporarily lowers stress levels but can result in severe long-term health consequences. Breaking these habits is essential to reduce the risk of chronic diseases and improve overall well-being. Three primary changes that support better health include quitting smoking, reducing alcohol intake,...
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Multidisciplinary Approach to Obesity Management: A Case Report
05:10

Multidisciplinary Approach to Obesity Management: A Case Report

Published on: May 30, 2025

Obesity paradoxes.

Paul A McAuley1, Steven N Blair

  • 1Department of Human Performance and Sport Sciences, Winston-Salem State University, Winston-Salem, North Carolina 27110, USA. mcauleypa@wssu.edu

Journal of Sports Sciences
|March 19, 2011
PubMed
Summary
This summary is machine-generated.

The obesity paradox shows obese individuals with cardiovascular disease may survive better. However, low cardiorespiratory fitness and inactivity pose greater health risks than obesity itself.

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Area of Science:

  • Cardiology
  • Public Health
  • Metabolic Disorders

Background:

  • The obesity paradox describes improved survival in obese cardiovascular disease patients.
  • Related paradoxes include pre-obesity,
  • fat but fit
  • and
  • healthy
  • obesity.
  • These phenomena challenge traditional views on weight and mortality risk.

Purpose of the Study:

  • To review the obesity paradox and related paradoxical findings in health and disease.
  • To analyze the implications of these paradoxes for understanding mortality risk.
  • To re-evaluate the role of obesity versus fitness in predicting health outcomes.

Main Methods:

  • Literature review of studies on the obesity paradox.
  • Analysis of data concerning body mass index (BMI), cardiovascular disease, fitness levels, and mortality.
  • Synthesis of findings related to pre-obesity,
  • fat but fit
  • , and
  • healthy
  • obesity.

Main Results:

  • Obesity paradox observed across various cardiovascular and non-cardiovascular conditions.
  • Pre-obesity (BMI 25.0-29.9 kg·m⁻²) is associated with decreased mortality compared to normal weight.
  • Fitness, not just weight, significantly impacts mortality risk, offsetting obesity-related risks.
  • A substantial portion of obese individuals exhibit good health markers.

Conclusions:

  • Low cardiorespiratory fitness and physical inactivity are more significant threats than obesity.
  • Public health strategies should prioritize increasing physical activity and cardiorespiratory fitness.
  • Focusing on fitness may be more effective in reducing mortality risk in overweight and obese populations.