Latest News – The Horse

Ontario Quarter Horse Tests Positive for Strangles
The District of Rainy River farm is under voluntary quarantine, and the mare is recovering.

2 Equine WNV Cases Confirmed in Ontario
The horses resided in the District of Algoma and Grey County.

Keeping Arthritic Senior Horses Comfortable
Maintain an exercise regimen, address your horse’s weight, and explore medication options to help keep your senior horse sound. Three Penn Vet experts explain why.

Improving Equine Joint Health Through Nutrition
Two experts explain how you can improve your horse’s joint health through nutrition and how to choose high-quality joint supplements.

5 Common Horse Feeding Mistakes
Follow these expert tips to correct common feeding mistakes and improve your horse’s gut health and overall well-being.

Autoimmune Diseases Affecting Horses
Learn about some of the rare autoimmune diseases that affect the horse’s skin, blood vessels, and the gastrointestinal tract in the Fall 2025 issue of The Horse.

Unvaccinated Maryland Gelding Contracts WNV
The Standardbred lives in Carroll County and tested positive for West Nile virus.

Utah Gelding Tests Positive for WNV
The horse lives in Cache County and is recovering.

2 Virginia Horses Test Positive for Strangles
The horses live in Clarke County.

Exercise-Associated Sudden Death in Horses
One expert explains what researchers know about EASD in horses and advancements they hope to make in prevention.

Working to Keep Racehorses Safe
Advancements in technology and their growing use aim to reduce injuries in Thoroughbred racehorses. Learn more in The Horse‘s Summer 2025 issue.

The Current Status of Equine Gastric Ulcer Syndrome
Five veterinary experts discuss the latest in diagnosing, treating, and preventing equine gastric ulcers in this roundtable. Sponsored by Boehringer Ingelheim.

Purina® Outlast® Gastric Support Supplement: A Proven Approach to Supporting Equine Gastric Comfort
Purina® Outlast® gastric support supplement is research-backed and designed for daily use to help maintain equine stomach comfort.

Iowa Quarter Horse Tests Positive for WNV
The horse lives in Polk County.

2 California Horses Positive for EHV
The horses live in Sacramento County and recently developed the respiratory form of equine herpesvirus.

Wyoming Horse Tests Positive for WNV
The case is located in Johnson County.



