Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Alterations in Blood Pressure01:30

Alterations in Blood Pressure

1.8K
Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart...
1.8K
Antihypertensive Drugs: Potassium-Sparing Diuretics01:28

Antihypertensive Drugs: Potassium-Sparing Diuretics

2.1K
Liddle syndrome is a genetically inherited form of hypertension characterized by the overactivity of epithelial sodium channels in the nephron, the functional unit of the kidney. This heightened activity leads to increased sodium reabsorption and excessive excretion of potassium. To counteract this, potassium-sparing diuretics such as amiloride are used. They function by blocking these sodium channels, thereby reducing the influx of sodium into the epithelial cells and minimizing the loss of...
2.1K
Heart Failure Drugs: β-Blockers01:22

Heart Failure Drugs: β-Blockers

721
β-adrenergic antagonists, commonly known as β-blockers, block the effects of sympathetic neurotransmitters such as noradrenaline (NA) and adrenaline (ADR). They have several beneficial effects in heart failure treatment. They reduce heart rate, the force of contraction, and cardiac muscle relaxation. They also slow the atrial-ventricular conduction rate and raise the threshold for arrhythmias. The concentration of β-blockers determines their effects on bronchodilation,...
721
Antihypertensive Drugs: Vasodilators01:23

Antihypertensive Drugs: Vasodilators

1.9K
Vasodilators, primarily affecting the smooth muscles within arterial and venous walls, are commonly used for hypertension treatment. Medications such as minoxidil and hydralazine primarily target arteries and arterioles, while sodium nitroprusside acts on arterioles and venules. Minoxidil, functioning as a prodrug, is metabolized by hepatic sulfotransferase into its active form, minoxidil sulfate, after oral administration. This metabolite binds to the sulfonylurea receptor (SUR) component of...
1.9K
Blood Pressure Imbalances and Circulatory Shock01:24

Blood Pressure Imbalances and Circulatory Shock

1.4K
Disorders affecting blood volume, vascular tone, or vascular function can disrupt vascular homeostasis, including conditions like hypertension, hemorrhage, and shock.
Blood Pressure: Hypertension and Hypotension
Normal blood pressure is 120/80 mm Hg. Elevated blood pressure is 120-129/under 80 mm Hg. Hypertension, warranting treatment at 130/80 mm Hg, is often asymptomatic and can lead to severe cardiovascular events, aneurysms, peripheral arterial disease, chronic renal disease, or cardiac...
1.4K
Heart Failure Drugs: Diuretics01:22

Heart Failure Drugs: Diuretics

760
Heart failure and kidney perfusion are interconnected in a complex way. Reduced renal perfusion and venous congestion are two significant factors that contribute to renal dysfunction in heart failure. The kidneys, primarily responsible for fluid balance in the body, are adversely affected due to compromised cardiac output and increased venous pressure. In response to reduced renal perfusion, the kidneys activate neurohumoral mechanisms to restore balance. However, these mechanisms can be...
760

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Eight Weeks of MitoQ Supplementation Does Not Alter Kidney Function or Urinary Kidney Injury Biomarkers in Middle-Aged and Older Adults.

American journal of physiology. Renal physiology·2026
Same author

Water intake mediates cross-sectional associations between urinary kidney injury biomarkers and race in emerging adults.

American journal of physiology. Regulatory, integrative and comparative physiology·2026
Same author

Chronotropic index mediates the relationship between lower-limb loss level and 6-minute walk test performance.

Frontiers in sports and active living·2026
Same author

ICAM1high Neutrophils Sculpt Tumor Evolution and Metastasis through Symbiotic Adhesion and Reverse Migration.

Cancer research·2026
Same author

The Influence of Blood Lipids on Cerebral Perfusion by Apolipoprotein E Status.

Journal of lipid research·2026
Same author

Adverse childhood family environment is associated with altered cardiovascular regulation during exercise among young adults in the Coronary Artery Risk Development in Young Adults (CARDIA) Study.

medRxiv : the preprint server for health sciences·2026

Related Experiment Video

Updated: Jan 5, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance
14:09

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

21.6K

Salt Loading Blunts Central and Peripheral Postexercise Hypotension.

Matthew C Babcock1, Austin T Robinson1, Joseph C Watso1

  • 1Department of Kinesiology and Applied Physiology, University of Delaware, Newark, DE.

Medicine and Science in Sports and Exercise
|October 15, 2019
PubMed
Summary
This summary is machine-generated.

High salt intake significantly reduces postexercise hypotension (PEH), a beneficial blood pressure response after exercise. This dietary factor may diminish the cardiovascular advantages of aerobic activity.

More Related Videos

Study of Experimental Organ Donation Models for Lung Transplantation
08:56

Study of Experimental Organ Donation Models for Lung Transplantation

Published on: March 15, 2024

2.0K
Supramaximal Intensity Hypoxic Exercise and Vascular Function Assessment in Mice
10:00

Supramaximal Intensity Hypoxic Exercise and Vascular Function Assessment in Mice

Published on: March 15, 2019

8.8K

Related Experiment Videos

Last Updated: Jan 5, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance
14:09

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

21.6K
Study of Experimental Organ Donation Models for Lung Transplantation
08:56

Study of Experimental Organ Donation Models for Lung Transplantation

Published on: March 15, 2024

2.0K
Supramaximal Intensity Hypoxic Exercise and Vascular Function Assessment in Mice
10:00

Supramaximal Intensity Hypoxic Exercise and Vascular Function Assessment in Mice

Published on: March 15, 2019

8.8K

Area of Science:

  • Cardiovascular Physiology
  • Exercise Physiology
  • Dietary Sodium Impact

Background:

  • High salt intake is a known cardiovascular risk factor.
  • Elevated sodium consumption can lead to plasma volume expansion.
  • The effect of high salt intake on postexercise hypotension (PEH) is not well understood.

Purpose of the Study:

  • To investigate the impact of high salt intake on central and peripheral PEH.
  • To test the hypothesis that high salt intake attenuates PEH.

Main Methods:

  • A double-blind, randomized, placebo-controlled crossover study.
  • 19 healthy adults consumed either a high salt (3900 mg/day) or placebo diet for 10 days.
  • Participants underwent a 50-minute cycling exercise; blood pressure was monitored for 24 hours.

Main Results:

  • High salt intake increased urinary sodium excretion and expanded plasma volume.
  • PEH was abolished during in-laboratory monitoring under high salt conditions.
  • Ambulatory systolic blood pressure remained elevated for 12 hours post-exercise with high salt intake.

Conclusions:

  • High salt intake attenuates both peripheral and central postexercise hypotension.
  • This attenuation may reduce the cardiovascular benefits derived from acute aerobic exercise.