Related Experiment Video
Updated: Oct 2, 2025
06:35
Ultrasound Assessment of Endothelial Function: A Technical Guideline of the Flow-mediated Dilation Test
Published on: April 27, 2016
17.8K
Mediterranean Diet and its Effect on Endothelial Function: A Meta-analysis and Systematic Review
Kaneez Fatima1, Ahmed Mustafa Rashid2, Usama Abdul Ahad Memon2
1Department of Medicine, Dow University of Health Sciences, Karachi, Pakistan.
Irish Journal of Medical Science
|February 22, 2022
Summary
The Mediterranean diet (MedDiet) improves endothelial function, a key indicator for cardiovascular disease (CVD) risk. This dietary intervention shows promise in reducing CVD risk and mortality by enhancing vascular health.
Area of Science:
- Cardiovascular Science
- Nutritional Epidemiology
- Vascular Biology
Background:
- Endothelial dysfunction is an early predictor of cardiovascular disease (CVD) risk.
- Targeting endothelial function offers a therapeutic strategy for CVD prevention.
Purpose of the Study:
- To evaluate the Mediterranean diet's (MedDiet) impact on endothelial function parameters.
- To determine if MedDiet can mitigate CVD risk and associated mortality.
Main Methods:
- Systematic search of randomized controlled trials in the Medline database.
- Random-effects meta-analysis of 21 independent datasets.
- Meta-regression and subgroup analyses to explore effect modifiers.
Main Results:
- A significant inverse relationship was found between endothelial function and MedDiet intake (SMD: 0.34).
- MedDiet intake significantly increased flow-mediated dilation (FMD) by 1.39%.
- Improvements in endothelial function were observed in both healthy individuals and those at increased CVD risk.
Conclusions:
- The Mediterranean diet (MedDiet) effectively improves endothelial function.
- These findings support MedDiet as a strategy to reduce cardiovascular disease (CVD) risk.
Related Concept Videos
01:26Atherosclerosis III: Management
56
Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
56
01:30Coronary Artery Disease I: Introduction
200
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...
200
01:29Hypertension II: Pathophysiology
130
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,...
130
01:26Coronary Artery Disease IV: Preventive Measures
142
Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
142
01:18Hypertension and Regulation of Blood Pressure
3.2K
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...
3.2K
01:30Hypertension III: Clinical Manifestations and Diagnostic Studies
67
Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
67