Latest News – The Horse

Advanced Imaging-Based Assessment of Proximal Sesamoids in Thoroughbreds
Researchers are using CT scans and machine learning to identify bone changes that could help predict and prevent catastrophic injuries in racehorses.

Update: EPM in Horses
Equine protozoal myeloencephalitis (EPM) can cause devastating neurologic illness in horses. Here’s what veterinarians know about how to diagnose, treat, and prevent EPM, and where the research is headed. Sponsored by Kentucky Performance Products.

Oregon Horse Tests Positive for Equine Influenza
The horse lives in Crook County.

Strangles Case Confirmed in Clackamas County, Oregon
The horse has been placed under official quarantine.

California Quarter Horse Tests Positive for West Nile Virus
The horse lived in Kings County and was euthanized.

2 Georgia Horses Test Positive for WNV
The cases are located in Ware County.

4 Toxic Plants Your Horse Should Not Eat
Learn about some of the common plants toxic to horses and their effects.

Refeeding Starved or Malnourished Horses
Learn about when a horse might need a refeeding program and factors to consider when implementing it.

Lessons Learned From a Rare Cause of Equine Headshaking
One unusual case shows how headshaking can have an infectious origin. Read more in The Horse’s Summer 2026 issue.

Working to Keep Racehorses Safe
Advancements in technology and their growing use aim to reduce injuries in Thoroughbred racehorses.

Will Coaxing a Nervous Horse Reinforce Her Nervous Behavior?
Some people believe scratching a tense horse will reinforce her fearful behavior. Read what an equine behavior expert says.

US Equestrian Releases New Guidance for Cetirizine and Methocarbamol
Effective immediately, cetirizine will become a permitted substance in USEF-licensed competition. The USEF also updated its methocarbamol restrictions.

Unvaccinated California Horse Euthanized After Contracting WNV
The horse lived in San Joaquin County.

Michigan Quarter Horse Tests Positive for Strangles
The horse lives in Alger County, where 12 horses have been exposed.

Can’t Keep a Good Mare Down
See how mares have become champions at the highest levels of dressage, show jumping, and 3-day eventing.

Haflinger Mare Tests Positive for EIA in Minnesota
The mare lives in Benton County and was purchased from a riding camp herd dispersal in February.



