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Endocrinology

Is Insulin Resistance to Blame for Modern Diseases?

Dr. Iana Dzhelieva
March 5, 2024
5 min read
Is Insulin Resistance to Blame for Modern Diseases?

Abstract

We have long looked at chronic diseases as separate entities. However, a unifying theory is emerging: Insulin Resistance. This condition, often undiagnosed for decades, may be the common denominator for hypertension, obesity, type 2 diabetes, and even dementia.

Introduction: The Invisible Pandemic

Insulin resistance occurs when the body's cells stop responding effectively to insulin, the hormone that manages blood sugar. To compensate, the pancreas pumps out even more insulin. The result is "Hyperinsulinemia"—a state of chronically high insulin that wreaks havoc on every organ system.

Analysis: The Systemic Impact

How insulin resistance manifests across the body:

1. The Heart and Arteries High insulin levels cause the kidneys to retain salt, leading to hypertension. It also irritates the lining of the blood vessels, laying the groundwork for atherosclerosis.

2. The Brain (Type 3 Diabetes) The brain's ability to process glucose is severely impaired when it becomes insulin resistant. This metabolic failure is now recognized as a key driver in the development of amyloid plaques in Alzheimer's disease.

3. Hormonal Imbalance In women, high insulin is the primary driver of Polycystic Ovary Syndrome (PCOS). In men, it is strongly linked to low testosterone and erectile dysfunction.

Conclusion

Addressing insulin resistance is the single most effective lever for improving long-term health. The solution lies not just in managing blood sugar, but in lowering chronic insulin levels through dietary intervention and metabolic training.

References

  1. Bikman B. (2020). Why We Get Sick.
  2. Lustig R. (2021). Metabolical.
  3. Kraft J. R. (2008). Diabetes Epidemic and You.
  4. Reaven G. M. (1988). Diabetes.