Topics

Breeding and Reproduction

Horse breeding from planning through foal care

Hoof Care

Prevention and treatment for problems of the equine foot

Nutrition

Proper feeding practices for foals, adult horses, and older horses

Welfare and Industry

Discussions about the welfare of our equine friends

Diseases and Conditions

Horse-heath-problem risk factors, prevention, diagnosis, and treatment

Horse Care

How to care for the basic health needs of horses

Sports Medicine

All aspects of caring for performance horses

All Topics

Farm and Barn

Design and maintain a healthy horse operation

Lameness

Prevention, diagnosis, and treatment of leg lameness

Vet and Professional

News and issues for equine health professionals
Magazine
Cover Story

Supporting Your Horse's Immune System

What does it take to optimize the equine immune response and fight off disease?

Also in this Issue

Rhodococcus equi Pneumonia: Rethinking Treatment to Fight Resistance
Skill, Science, and Sensitivity: Unpacking Horse Training Misconceptions
Rehabilitating the Neurologic EPM Horse
Building a Balanced Diet for Your Mare and Foal
Joint Health Matters: Top Therapies for a Successful Season
The Abscess Ruptured, But My Horse is Still Lame. Now What?
Understanding Horse Aggression
Digital Edition

Give a Gift

Subscribe

Manage My Subscription
News

Latest News

Dysphagia in Newborn Foals

Strangles Case Confirmed at Maryland Boarding Facility

Large Colon Volvulus in the Postpartum Mare

Equine Innovators: Improving Joint Health in Horses With Orthobiologics

A Case of Persistent Pastern Dermatitis

Deciphering Multilimb Lameness in Horses

More News

Disease Alerts

EDCC Health Watch

Event Coverage

2024 AAEP Convention
2024 EquiSUMMIT
2024 Olympics
Features

Latest Features

Managing Your Performance Horse’s Joints

April 9, 2025

Understanding, Recognizing, and Managing Pain in Horses

March 20, 2025

Additional Features

How Much Does It Cost to Own a Horse?

Dealing With Equine Colic: Here are 33 Do’s and Don’ts

Promoting Longevity in Performance Horses

Everything You Need to Know About Laminitis in Horses

How to Feed Your Horse

All Features
Q&As

Latest Q&A

Smart Manure Management for Small Horse Farms

April 15, 2025

Equine Nutrition FAQ Series

Sponsored by Purina Animal Nutrition

Learn More

Q&As

Equine Behavior

Our animal behavior experts field your questions about why your horse does XYZ.

Horse Nutrition

Equine nutritionists respond to queries about forage, grain, supplements, and other related topics.

Performance Horse Health

Veterinarians and researchers tackle questions about equine athletes.
Visuals

Featured Media:

Wound Care Strategies for Healing Wounds in Horses

Tips for Feeding Senior Horses

Quick Links

Webcasts

Infographics

Slideshows
Podcasts

Featured Podcasts

Equine Innovators: Improving Joint Health in Horses With Orthobiologics

Keeping Horses With Joint Disease Fit

Podcasts

Ask 'TheHorse' Live

The Horse’s experts answer your questions during a monthly live audio event.

Equine Innovators

Join us as we interview leading equine researchers from the University of Kentucky.

All Podcasts
Free Reports

Fact Sheet: Pituitary Pars Intermedia Dysfunction (PPID)

Fact Sheet: Equine Protozoal Myeloencephalitis (EPM) in Horses

Free Reports:

View All Free Reports

Quick referenced of horse conditions, diseases and health topics

Forms

Checklists and identification forms for horse owners
Tools

Normal Horse Vital Signs and Health Indicators

Mare Gestation Calculator

Adult Horse Weight Calculator

Additional Resources

Event Calendar
Horse Health Glossary
Get-A-DVM
New Products
Polls
TheHorse.com en Español
StableManagement.com

Heart & Cardiovascular Problems

Subcategories:

None

wellness exams for horses; Prepurchase Exams: Not Just Looking for Lameness

Equine Prepurchase Exams: Not Just Looking for Lameness

Sarah Evers Conrad March 26, 2024

Find out what conditions, beyond lameness, a veterinarian might uncover during a prepurchase exam.

Engineers and researchers have been designing “ECG” readers that are more practical for field use.

Heart Monitoring Devices for Horses

Christa Lesté-Lasserre, MA December 31, 2023

Learn about devices designed to measure equine athletes’ cardiac function and maximize performance.

Cardiac Limitations to Horses’ Athletic Performance

Lucile Vigouroux, MSc February 4, 2023

Cardiovascular malfunction might impede athletic performance, but with correct diagnosis and management some horses can still have athletic careers.

Heart Murmurs in Horses: What Do They Mean?

Alexandra Beckstett July 3, 2022

If your veterinarian discovers a heart murmur, it’s crucial to investigate its potential causes and effects.

Poll Recap: Public or Private Lands for Horseback Riding?

Conditioning Horses Through the Seasons: Spring and Summer

Samantha Steelman, PhD February 11, 2022

Training horses in the spring and summer can present some challenges. Learn how your horse’s body adapts to exercise training, how he acclimates to spring and summer weather conditions, and what you can do to help him perform at his best.

When Do Heart Murmurs Affect Horse Performance?

Alexandra Beckstett January 28, 2022

Learn about common types of heart murmurs and their potential effects on performance and horse and rider safety.

Understanding Sudden Death in Horses

Virginia B. Reef, DVM, Dipl. ACVIM, ACVSMR, Assoc ACVDI October 22, 2021

Here’s what researchers know about the unexpected demise of healthy equine athletes during or immediately after exercise.

Age-Related Arterial Hardening and Sudden Death in Horses

Christa Lesté-Lasserre, MA October 22, 2021

Study: Horses’ arteries grow thicker and harden with age, making them more prone to rupture.

First Successful Balloon Valvuloplasty Performed in a Foal

Christa Lesté-Lasserre, MA October 21, 2021

A 10-day-old foal in Switzerland became the world’s first horse to undergo successful balloon valvuloplasty to correct a faulty pulmonary artery valve.

The Buyer’s Guide to Prepurchase Exams

Joan Norton, VMD, Dipl. ACVIM August 25, 2021

He might seem perfect—but before you call him yours, determine if a horse is sound and serviceable for the job at hand and if you can live with his inevitable flaws.

Not Just Old Age: Why Do Senior Horses Die?

Caring for Horses Over 30

Stacey Oke, DVM, MSc May 28, 2021

Aged horses require the same, if not higher, level of care as their younger counterparts. Learn about the unique needs of old horses, and meet five over-30 horses with age-related ailments.

The Price of Longevity: Senior Horse Health Needs

Sarah Evers Conrad January 22, 2021

Owning a horse over his lifetime can be rewarding, but you need to be prepared for specific costs related to his care. Learn about senior horse research studies and what veterinarians say you should watch for as your horse ages.

Not All Equine Heart Murmurs Are Created Equal

Stacy Pigott November 21, 2020

A heart murmur diagnosis can raise many questions: Is my horse safe to ride? Is my horse going to die? Is there anything I can do? The answers to those questions usually require further investigation.

A Comparison of Smartphone-Based ECGs for Horses

Alexandra Beckstett February 28, 2020

Manufacturers have begun developing portable ECG devices vets can use and interpret with smartphone apps. A research team tested them, and here’s what they found.