Effects of Caloric Restriction Diet on Arterial Hypertension and Endothelial Dysfunction

Nicola Di Daniele1, Giulia Marrone1,2, Manuela Di Lauro1

  • 1UOC of Internal Medicine-Center of Hypertension and Nephrology Unit, Department of Systems Medicine, University of Rome Tor Vergata, Via Montpellier 1, 00133 Rome, Italy.

Nutrients
|January 22, 2021
PubMed

Insights

Caloric restriction diets (CRD) can significantly lower blood pressure and improve endothelial dysfunction, offering a nutritional approach to counteract cardiovascular disease risk factors. Further long-term studies are recommended to confirm these benefits.

Area of Science:

  • Cardiology
  • Nutrition Science
  • Gerontology

Background:

  • Arterial hypertension (AH) is a primary manifestation of cardiovascular (CV) diseases, linked to endothelial dysfunction and increased CV risk.
  • CV risk is influenced by blood pressure levels and modifiable/non-modifiable risk factors like obesity, smoking, and age.
  • Target organs for AH include the heart, brain, vessels, kidneys, and retina.

Purpose of the Study:

  • To analyze the impact of caloric restriction diets (CRD) on blood pressure and endothelial function.
  • To explore CRD as a nutritional strategy for managing cardiovascular disease risk.
  • To assess CRD's potential in counteracting aging and delaying CV and neurodegenerative diseases.

Main Methods:

  • Review of existing literature on caloric restriction diets and their effects on cardiovascular health.
  • Analysis of CRD's influence on body fat mass, blood pressure, free radicals, and oxidative stress.
  • Evaluation of CRD's role in managing hypertension and endothelial dysfunction.

Main Results:

  • Caloric restriction diets (CRD) show potential for significant reduction in systolic and diastolic blood pressure.
  • CRD can improve endothelial dysfunction and counteract oxidative stress and free radical production.
  • CRD may help reduce body fat mass, contributing to delayed onset of CV and neurodegenerative diseases.

Conclusions:

  • Caloric restriction diets (CRD) represent a promising nutritional approach for managing arterial hypertension and improving endothelial function.
  • CRD may offer benefits in counteracting aging and reducing the risk of cardiovascular and neurodegenerative diseases.
  • Further long-term observational studies are needed to fully understand the effects of CRD.

Related Concept Videos

Hypertension and Regulation of Blood Pressure01:18

Hypertension and Regulation of Blood Pressure

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...
3.5K
Hypertension II: Pathophysiology01:29

Hypertension II: Pathophysiology

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,...
337
Coronary Artery Disease I: Introduction01:30

Coronary Artery Disease I: Introduction

Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
670
Antihypertensive Drugs: Angiotensin II Receptor Blockers01:30

Antihypertensive Drugs: Angiotensin II Receptor Blockers

In the renin-angiotensin-aldosterone system, a hormone called angiotensin II plays a crucial role. It binds to the AT1 receptors in vascular smooth muscles coupled with Gq proteins. The activation of these receptors activates an enzyme called phospholipase C, which releases two molecules: inositol trisphosphate and diacylglycerol. These molecules cause a chain reaction that leads to the phosphorylation of myosin light chains and promotes interaction between actin and myosin, leading to smooth...
2.1K
Hormonal Regulation of Blood Pressure01:17

Hormonal Regulation of Blood Pressure

Endocrinal or hormonal intervention in the cardiovascular system is predominantly exerted by the catecholamines - epinephrine and norepinephrine, as well as a slew of hormones that interact with renal function to modulate blood volume.
Epinephrine and Norepinephrine
The adrenal medulla releases epinephrine and norepinephrine, catecholamines that enhance and extend the sympathetic or "fight or flight" physiological response. These hormones escalate heart rate and the force of contraction...
5.2K
Antihypertensive Drugs: Action of Calcium Channel Blockers01:18

Antihypertensive Drugs: Action of Calcium Channel Blockers

Calcium ions are essential to contract smooth muscle cells in blood vessels. They enter these cells through voltage-dependent calcium channels, specifically L-type calcium channels in the cell membrane. These L-type calcium channels are integral to the excitation-contraction coupling process in smooth muscle. When a stimulus is received by smooth muscle cells, their membrane depolarizes. This alteration in membrane potential instigates the opening of L-type calcium channels. As a result,...
1.2K