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Related Concept Videos

Sleep Apnea01:21

Sleep Apnea

Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
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...
Other Pulmonary Disorders01:17

Other Pulmonary Disorders

Respiratory disorders encompass a range of conditions with varying levels of severity. Asthma, marked by chronic airway inflammation and hypersensitivity, is one such condition. It can lead to airway obstruction due to factors like bronchial spasms, mucosal edema, increased mucus secretion, or epithelial damage. Asthma triggers are diverse, ranging from allergens to emotional upset, and treatment focuses on both immediate relief through bronchodilators and long-term inflammation suppression.
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...
Sleep-Wake Cycles01:24

Sleep-Wake Cycles

Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and  rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
Sleepwalking and Sleep Talking01:17

Sleepwalking and Sleep Talking

Somnambulism, commonly known as sleepwalking, involves individuals engaging in activities ranging from simple walking to more complex behaviors such as driving. Sleepwalking typically occurs during the slow-wave sleep stages 3 and 4 early in the night when the person is not dreaming, contradicting the myth that sleepwalkers are acting out their dreams.
Factors that increase the likelihood of sleepwalking include sleep deprivation and alcohol consumption. Contrary to common beliefs, it is safe...

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Updated: May 31, 2026

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

Multidisciplinary Approach to Obesity Management: A Case Report

Published on: May 30, 2025

Sleep apnea and obesity.

John C Yu1, Paul Berger

  • 1Department of Internal Medicine, Sanford School of Medicine, University of South Dakota, Sioux Falls, USA.

South Dakota Medicine : the Journal of the South Dakota State Medical Association
|July 2, 2011
PubMed
Summary

Obesity and obstructive sleep apnea (OSA) are rising globally, often co-occurring. Modest weight loss can significantly improve OSA and related metabolic and cardiovascular risks.

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Area of Science:

  • Metabolic Syndrome Research
  • Sleep Medicine
  • Obesity Studies

Background:

  • Rising global obesity rates correlate with increased obstructive sleep apnea (OSA) prevalence.
  • OSA remains under-diagnosed, leading to severe cardiovascular complications in obese individuals.
  • Untreated OSA contributes to metabolic syndrome components, with central obesity as a key feature.

Purpose of the Study:

  • To review the intricate relationship between obesity and obstructive sleep apnea (OSA).
  • To explore the links between OSA and other metabolic syndrome components.
  • To discuss potential shared genetic determinants and bidirectional causality.

Main Methods:

  • Literature review focusing on obesity, obstructive sleep apnea (OSA), and metabolic syndrome.
  • Analysis of observational data, including age distribution similarities.
  • Evaluation of studies investigating causal links and treatment effects.

Main Results:

  • Strong observational evidence links OSA and metabolic syndrome, supported by similar age distributions.
  • Bidirectional causality is suggested between OSA and metabolic conditions like obesity and diabetes mellitus.
  • Weight loss demonstrates positive effects on OSA, metabolic health, and cardiovascular risk.

Conclusions:

  • Obesity and OSA share common pathways and may have mutual genetic influences.
  • Interventions targeting obesity can ameliorate OSA and associated metabolic disorders.
  • Addressing obesity is crucial for managing OSA and reducing cardiovascular morbidity.