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Cancer Prevention02:59

Cancer Prevention

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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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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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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A Review Article: The Relationship Between Obesity and Colorectal Cancer.

Lily Nguyen1, Skandan Shanmugan2

  • 1Department of Surgery, Division of Colon and Rectal Surgery, University of California, 333 The City Blvd West, Suite 1600, Suite 1600, Irvine, CA, USA, 92868-3298.

Current Diabetes Reports
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PubMed
Summary

Obesity increases colorectal cancer (CRC) risk and worsens outcomes. While bariatric surgery shows promise, more research is needed to understand weight loss benefits for CRC patients.

Keywords:
Bariatric surgeryColorectal cancerColorectal cancer surgeryObesityPrehabilitationRectal cancer

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Area of Science:

  • Oncology
  • Metabolic Syndrome
  • Gastroenterology

Background:

  • Obesity is a growing global health concern.
  • Increasing evidence links obesity to various cancers, including colorectal cancer (CRC).
  • Understanding this relationship is crucial for patient management and treatment strategies.

Purpose of the Study:

  • To review current literature on obesity and colorectal cancer.
  • To examine obesity's impact on CRC development, treatment, and patient outcomes.
  • To discuss risk mitigation strategies and knowledge gaps.

Main Methods:

  • Literature review of recent studies.
  • Analysis of biochemical mechanisms and epidemiological data.
  • Evaluation of treatment outcomes and risk factors.

Main Results:

  • Obesity is associated with increased CRC risk, poorer outcomes, and higher post-operative complication rates.
  • Biochemical pathways involve inflammation and gut microbiome alterations.
  • Bariatric surgery may reduce CRC risk; GLP-1 agonist results are mixed.
  • Prehabilitation is the only demonstrated method to reduce post-operative morbidity in obese patients.

Conclusions:

  • Obesity significantly impacts CRC risk and outcomes.
  • Further research is required to elucidate the etiology and epidemiology of CRC in obese individuals.
  • Identifying therapeutic advantages of weight loss interventions for CRC is a priority.