Heart Health Medical Reference
- Vena Cava: What to Know
Find out what you need to know about the vena cava. Learn about these important blood vessels' location, functions, and disorders.
- Femoral Artery: What to Know
Find out what you need to know about the femoral artery, including associated conditions, its function, and how it may affect your health.
- Brachial Artery: What to Know
Find out what you need to know about the brachial artery, as well as blood supply to the arm, forearm, and hand. Learn about the location of this artery and how to keep it safe.
- What’s the Difference Between Arteries, Veins, and Capillaries?
Find out the differences between arteries, veins, and capillaries and the role they play in your body.
- What Is Pneumopericardium?
Pneumopericardium is when you have gas or air in the sac around your heart. Learn about the causes, symptoms, and treatment options for this condition today.
- What Is a Myocardial Contusion?
Myocardial contusion is a bruise to the heart muscle. Learn about the causes, symptoms, and treatment options for this condition today.
- The Difference Between Arteries and Veins
Find out the differences between arteries and veins and discover the roles of each.
- What Is the Location of the Popliteal Pulse?
The location of the popliteal pulse is behind your knee. Learn more about what causes it, what to expect, and more.
- Types of Dextrocardia
Learn more about dextrocardia and its different types, symptoms, and effects on health.
- What Is Heart Rate Variability?
Heart rate variability is the time between each heartbeat. Find out what affects your HRV, and the importance of tracking your HRV.
- What Is Cardiac Output?
Cardiac output is defined as the amount of blood your heart pumps. Learn about the normal output rate, how it's measured, and causes of low cardiac output.
- Ejection Fraction
Ejection fraction (EF) refers to the percentage of blood being pumped out of your heart’s lower chambers. If your EF is low, you could have heart failure. Here’s what you can do.
- Orthostatic Hypotension: What to Know
Do you sometimes get dizzy when you stand up? That could be orthostatic hypotension.
- Leaky Heart Valve Surgery
If you have a leaky heart valve, you may have surgery to repair or replace it. Find out what to expect.
- Pacemaker or ICD: Which Do I Need?
Learn about two devices -- an ICD and pacemaker -- that can help you keep your heart beating correctly.
- Heart Health Tips
Learn about the conditions that affect your heart and the habits that can help prevent or manage them.
- 9 Top Tips for Your Blood Pressure
Find out how to keep your numbers in check
- Picture of the Carotid Artery
WebMD provides information about the anatomy of the carotid artery. Find a picture, definition, and conditions that affect the artery.
- Picture of the Arteries
WebMD provides a diagram and medical information about the anatomy of the arteries.
- Mitral Valve Prolapse
WebMD explains the causes, symptoms, and treatments for mitral valve prolapse.
- Leaky Heart Valve
A leaky heart valve may cause no problems or it may signify congestive heart failure. WebMD takes a look at the causes, symptoms, and treatments for a leaky heart valve.
- Picture of Blood
WebMD describes the anatomy of human blood including what makes up our blood and how circulation works.
- Picture of the Aorta
WebMD's Aorta Anatomy Page provides a detailed image and definition of the aorta. Learn about its function and location as well as conditions that affect the aorta.
- Picture of the Heart
WebMD's Heart Anatomy Page provides a detailed image of the heart and provides information on heart conditions, tests, and treatments.
- Astragalus Root: Heart Benefits and Side Effects
WebMD looks at the herb astragalus root and whether or not it offers any specific heart benefits.
- Arginine: Heart Benefits and Side Effects
WebMD examines the use of arginine (L-arginine) to improve heart health. Find out where it comes from, if supplementation works, and its possible side effects.
- How to Boost Your 'Good' Cholesterol
They call HDL cholesterol your "good" cholesterol for a reason. Gather some tips for increasing your level of HDL cholesterol and boosting heart health.
- Understanding Low Blood Pressure -- Symptoms
Learn more from WebMD about the symptoms of low blood pressure, or hypotension, and when to call the doctor.
- Understanding Low Blood Pressure -- the Basics
Learn more about the types and causes of low blood pressure, or hypotension, from the experts at WebMD.
- Understanding Low Blood Pressure -- Diagnosis and Treatment
Low blood pressure, or hypotension, may be caused by a medical condition that can be treated with medication or, for many people, lifestyle changes. Learn more about low blood pressure from the experts at WebMD.