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Related Concept Videos

Obesity01:24

Obesity

1.6K
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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Cancer Prevention02:59

Cancer Prevention

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Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
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Cancer Prevention02:59

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Psychoneuroimmunology: Diabetes and Cancer01:19

Psychoneuroimmunology: Diabetes and Cancer

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Chronic stress has been linked to both the onset and progression of serious health conditions, including Type 2 diabetes and cancer. Type 2 diabetes, a widespread chronic illness, is closely associated with obesity and insulin resistance, both of which often worsen under stress. Studies indicate that men experiencing high levels of chronic stress face a 45% higher risk of developing diabetes compared to those with minimal stress. Stress triggers physiological responses that elevate blood...
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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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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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Related Experiment Video

Updated: Apr 18, 2026

Author Spotlight: Advanced Ex Vivo Model for Investigating Cancer-Adipose Microenvironment Interaction
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Author Spotlight: Advanced Ex Vivo Model for Investigating Cancer-Adipose Microenvironment Interaction

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[Obesity and cancer].

H Ungefroren1, F Gieseler, H Lehnert

  • 1Abteilung Hämatologie/Onkologie, Medizinische Klinik I -ZK,UKSH Campus Lübeck, Universitätsklinikum Schleswig-Holstein, Ratzeburger Allee 160, 23538, Lübeck, Deutschland, hendrik.ungefroren@uksh.de.

Der Internist
|February 1, 2015
PubMed
Summary

Obesity increases cancer risk through metabolic changes like insulin resistance and inflammation. These factors promote tumor growth, but targeted therapies show promise for prevention and treatment.

Area of Science:

  • Metabolic research
  • Cancer biology
  • Obesity studies

Context:

  • Rising obesity rates in Western countries correlate with increased cancer incidence.
  • Obesity-associated cancer risk exhibits significant sex-specific variations.
  • Mechanisms linking obesity and cancer remain incompletely understood.

Purpose:

  • To review the potential factors connecting obesity to cancer development.
  • To explore the molecular and cellular pathways involved in obesity-related tumorigenesis.

Summary:

  • Obesity triggers insulin resistance and chronic visceral fat inflammation.
  • Metabolic alterations include changes in insulin, IGF-1, adipokines (leptin, adiponectin), VEGF, sex hormones, gut microbiota, and bile acids.
  • These factors promote tumor progression by enhancing cell survival, proliferation, angiogenesis, and metastasis.

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Related Experiment Videos

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Impact:

  • Understanding these links can inform novel therapeutic strategies for obesity-related cancers.
  • Interventions targeting dysfunctional fat, like bariatric surgery, show clinical benefit.
  • Future research should evaluate cell- or hormone-directed therapies for cancer prevention and treatment.