Haylie Pfeffer

Haylie Pfeffer, Digital Editor, holds a degree in equine studies with a concentration in communications and a minor in social media marketing. She is a Pennsylvania native and, as a horse owner herself, has a passion for helping owners provide the best care for their horses. When she is not writing or in the barn, she is spending time with her dog, Clementine.

Articles by: Haylie Pfeffer

West Nile Virus in 24 States

Twenty-four states have reported detecting West Nile virus (WNV) in 2006, according to the latest data reported on the U.S. Geological Survey web site (last updated June 27). The disease has infected horses in four states: Iowa, North Dakota,

Read More

Barbaro Receives Sixth Cast, Hoof Abscess Treated

(Updated July 11) After evaluating Kentucky Derby winner Barbaro on the morning of July 10, Dean Richardson, DVM, Dipl. ACVS, chief of surgery, replaced the cast on the colt’s injured hind leg for a sixth time.


“The long leg cas

Read More

Shetland Pony Nationals Moving to St. Louis

After nearly a decade in the Gordyville Arena in Illinois, the Shetland Pony Nationals Championship Congress is moving to the National Equestrian Center in Lake St. Louis, Mo.


“We were at capacity at the Gordyville facility,” explained

Read More

Spinal Taps Unnecessary for EPM Diagnosis?

While cerebrospinal fluid (CSF) testing for equine protozoal myloencephalitis (EPM) is widely regarded as the only definitive way to diagnose the disease, the difficult, expensive, and potentially dangerous test might not be necessary, according

Read More

Australian Toxic Feed Case Decided

An Australian court awarded $71,000 in damages after a Sydney area family?s Thoroughbred mare died and three other show horses were permanently retired due to heart conditions resulting from contaminated feed, the Sydney Morning

Read More

Slaughter Legislation Could Be Put To Vote

The American Horse Slaughter Prevention Act could be put to a vote when Congress returns July 10 from its Fourth of July recess. Before the break, Capitol Hill was the scene of intense lobbying from those on both sides of the issue.

Read More

Care for Adopted Wild Horses and Burros

Wild horses and burros adapt well to changes in their natural environments. The same holds true for their transition to domestic life. With a few preventive measures, they should have few health problems and won’t need veterinary care beyond that

Read More

More From The Horse

senior horse; old horse; old; senior; keeping senior horses happy
060_thehorse-vet_2025
Horse Eating Hay
knee flexion, lameness exam

Stay on top of the most recent Horse Health news with

FREE weekly newsletters from TheHorse.com

Sponsored Content

Weekly Poll

sponsored by:

What is your biggest challenge when caring for horses in hot weather?
74 votes · 74 answers

Readers’ Most Popular

The Horse
Privacy Overview

This website uses cookies so that we can provide you with the best user experience possible. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful.