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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...
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...
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy01:30

Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy

Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the colonic...
Regulation of Food Intake01:30

Regulation of Food Intake

Short-term regulation of food intake primarily involves neural signals from the gastrointestinal (GI) tract, blood nutrient levels, and GI tract hormones. Communication between the gut and brain via vagal nerve fibers plays a significant role in evaluating the contents of the gut. Clinical studies have shown that protein ingestion produces a more prolonged response in these nerve fibers compared to an equivalent amount of glucose. Additionally, the activation of stretch receptors caused by GI...
Chronic Pancreatitis II: Pathophysiology01:21

Chronic Pancreatitis II: Pathophysiology

Chronic pancreatitis is a progressive and irreversible inflammation of the pancreas, most often caused by long-term alcohol abuse, but it can also be related to ductal obstruction, smoking, or genetic factors.Chronic pancreatitis occurs when the pancreas is repeatedly exposed to harmful agents like alcohol, smoking, ductal obstruction, or genetic predisposition. These factors lead to the release of toxic metabolites and inflammatory cytokines, sustaining chronic inflammation in the pancreatic...

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An Acupoint Catgut-embedding Therapy for Treating Obesity
04:50

An Acupoint Catgut-embedding Therapy for Treating Obesity

Published on: April 4, 2025

Pathogenic obesity and nutraceuticals.

K P Conroy1, I M Davidson, M Warnock

  • 1Department of Dietetics, Nutrition and Biological Sciences, Queen Margaret University, Edinburgh, Queen Margaret Drive, Musselburgh EH21 6UU, UK. kconroy@qmu.ac.uk

The Proceedings of the Nutrition Society
|August 23, 2011
PubMed
Summary
This summary is machine-generated.

Nutraceuticals show potential in combating obesity-related inflammation and oxidative stress, possibly reducing disease risks. Further research is needed to confirm their benefits, especially for weight loss.

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Area of Science:

  • Nutrition and Metabolism
  • Obesity Research
  • Inflammation and Immunology

Background:

  • Obesity is linked to chronic inflammation, increasing risks for cardiovascular disease (CVD), type 2 diabetes mellitus, and cancer.
  • Key factors in obesity-related inflammation include metabolic endotoxemia, elevated non-esterified fatty acids (NEFA), hypertrophic adipocytes, and localized hypoxia.
  • Obese individuals often exhibit lower plasma concentrations of vitamins and antioxidants, potentially exacerbating inflammation and disease development.

Purpose of the Study:

  • To review current literature on nutraceuticals' potential to mitigate oxidative stress and inflammation in obesity.
  • To explore how nutraceuticals may limit the onset of obesity-related complications.

Main Methods:

  • Literature review of studies investigating nutraceuticals in the context of obesity.
  • Analysis of research on nutraceuticals' effects on adipocyte cell lines and other obesity-related pathogenic aspects.

Main Results:

  • Nutraceuticals have demonstrated positive modulation of adipocyte cell line activity.
  • Evidence suggests beneficial effects of nutraceuticals on other aspects of pathogenic obesity.
  • The role of nutraceuticals in direct weight loss remains controversial.

Conclusions:

  • Nutraceuticals show significant potential in reversing obesity-related comorbidities, independent of weight loss.
  • Further research, particularly well-structured randomized controlled trials, is crucial to fully understand and validate the therapeutic potential of nutraceuticals in managing obesity and its complications.