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Hypertension is a chronic condition in which the blood's force against artery walls is excessively high, posing risks such as heart disease. The condition's underlying mechanisms involve complex interactions among the cardiovascular, kidney, and autonomic nervous systems.Renin-Angiotensin-Aldosterone System (RAAS): This system significantly influences blood pressure regulation. When blood pressure decreases, the kidneys secrete renin. This enzyme transforms angiotensinogen, a plasma protein,...
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Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
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Hypertension is a widespread, long-term medical condition where blood pressure in the arteries remains elevated. It is characterized by systolic blood pressure readings of 130 mm Hg or above or diastolic blood pressure (DBP) readings of 80 mm Hg or higher. Unmanaged hypertension poses significant health risks, making the distinction between primary (or essential) hypertension and secondary hypertension crucial, as their management and implications vary.Primary HypertensionPrimary hypertension,...
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Obesity: A Perspective from Hypertension.

Dinko Susic1, Jasmina Varagic2

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The Medical Clinics of North America
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PubMed
Summary

Obesity-related hypertension is a significant global health concern. Understanding its complex mechanisms is crucial for developing effective treatment strategies for obese individuals with high blood pressure.

Keywords:
AdipokinesHypertensionInsulin resistanceObesityRenin-angiotensin-aldosterone systemSodiumSympathetic nervous system

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Area of Science:

  • Cardiology
  • Endocrinology
  • Nephrology

Background:

  • Obesity-related hypertension is a prevalent worldwide health issue.
  • The intricate mechanisms linking obesity and hypertension are under extensive investigation.
  • These mechanisms involve multiple interacting factors, highlighting the complexity of the condition.

Purpose of the Study:

  • To review the multifactorial mechanisms contributing to obesity-related hypertension.
  • To emphasize the need for recognizing obesity-related hypertension as a distinct hypertensive condition.
  • To inform therapeutic approaches for managing high blood pressure in obese individuals.

Main Methods:

  • Literature review of current research on obesity and hypertension.
  • Analysis of physiological and pathophysiological pathways involved.
  • Synthesis of evidence on interacting factors.

Main Results:

  • Key mechanisms include altered hemodynamics, impaired sodium balance, renal dysfunction, autonomic imbalance, endocrine changes, oxidative stress, inflammation, and vascular injury.
  • These factors interact dynamically, underscoring the multifactorial nature of the disease.
  • Obesity-induced changes contribute significantly to the development and maintenance of hypertension.

Conclusions:

  • Obesity-related hypertension is a complex, multifactorial condition requiring specific recognition.
  • Therapeutic strategies must consider the unique interplay of factors in obese hypertensive patients.
  • Further research is needed to fully elucidate and target these mechanisms for improved patient outcomes.