Horse Health

Health news, veterinary advice, and educational tools to keep your horse healthy provided by The Horse

AHC Hires New Director of Health and Regulatory Affairs.

Adam Choate has recently joined the American Horse Council (AHC) staff as the director of health and regulatory affairs. His responsibilities will include equine health issues, welfare issues, and state, federal and international requirements regarding the movement of horses. He will be the principal AHC contact to the USDA.

Mares and Hormones

Many owners stand by the statement that there's nothing quite like a hard-trying, intelligent mare. But if you ask for her full attention and cooperation while she's showing signs of estrus (heat), good luck! Whether they're causing unsavory behavior in the show arena or preventing a broodmare from coming into estrus, a mare's hormones can...

Equine Performance and Psychological Factors Linked

Ever feel like your horse is in a bad mood? Well, according to a British equine behavior research team, you could be right. In fact, team members said, paying attention to all of horses' main psychological factors--temperament, moods, and emotional reactions--is key to ensuring their mental well-being and their success.

Fall Feeding Tips for Horses

As temperatures drop, horse owners should begin to make changes in their horse's feeding program in preparation for winter. But what alterations are needed? Here are some points to consider when preparing to adjust a nutrition program for the colder weather.

Sandy Forces Few Immediate Equine Evacuations

Superstorm Sandy, whose winds tore up the Boardwalk in Atlantic City, N.J., and flooded the New York subway system, seems to have immediately displaced more humans than horses. But the storm's actual impact on horse owners might not be realized for days, some emergency responders say.

The Horse Launches Redesigned Website

The Horse: Your Guide To Equine Health Care has launched a redesigned website, TheHorse.com. Based on feedback from users, the new website offers a cleaner, more efficient user experience by prominently displaying popular content and organizing topics in an easy-to-use format.

Snakes Linked to Spread of Equine Encephalitis Virus

A horse, mosquito, and snake walked into a bar. The bartender looks up and says, "Is this some kind of joke?" Turns out, the bartender knows those three animals shouldn't be fraternizing because he read a recent article by Thomas Unnasch, PhD, proving snakes can harbor Eastern equine encephalitis virus (EEEV) and could play an important role...

Study: Horse Fitness, Layups, Usage Linked

The job of school horse doesn't come with Monday through Friday, 9 to 5 hours. In fact, days off are often few and far between for these hard-working horses. But does this rigorous schedule have any impact on a horse's likelihood of injury?

Study Evaluates Unintentional Weight Loss in Horses

Unintentional weight loss in horses is frustrating to both owners and veterinarians, especially when the horse is still eating well. Numerous causes are possible but often difficult to pinpoint. Due to the lack of descriptive information on this condition, a group of Irish researchers recently set out to establish a link between clinical findings and outc...

EHV-1 Confirmed in One Utah Horse, Suspected in Two

The Utah Department of Agriculture and Food is investigating one confirmed case of equine herpesvirus-1 (EHV-1) in the state, and has placed a quarantine on a farm in Cache County. Two other horses at the location were euthanized after showing neurologic signs consistent with the disease.

Fluoridated Water and Horses

The potential risk of fluoride-supplemented public water to horses is a topic that periodically arises. A casual internet search of this topic can uncover alarming reports purporting fluoride poisoning in horses from fluoridated municipal water. These reports typically are published in non-peer reviewed sources and are missing important information necess...

Commentary: Take West Nile Risk Seriously

As of Sept. 4, 2012, West Nile virus (WNV) infections in people, animals, or mosquitoes have been reported from all states except Alaska and Hawaii, according to the Centers for Disease Control and Prevention (CDC). Of 1,993 human cases, 54% involved the nervous system. When are mosquitoes especially active? Dawn and dusk. When are most horse people also ...

Progesterone Delivery Device Evaluated in Broodmares

Breeding racing mares as early in the season as possible offers a financial incentive to breeders. Doing so means foals born early in the season, and the physical maturity of larger, early foals is in often in greater demand at yearling sales and in 2-year-old races than their later-born counterparts. Early in the breeding season, however, mares are ...

Mobile Blue Light Therapy for Broodmares

Horses are long-day seasonal breeders. The natural reproductive period coincides with the light-filled days between May and September, when the environment is optimal for the survival of offspring. However, the universal birthday for some horse breeds, like Thoroughbreds, is January 1. This creates a demand for early foals in order to produce mature yearl...

Horses' Voluntary Intake of Four Hay Types

The majority of the equine diet should be based on forage, which serves as a source of fiber and nutrients. However, some horses might not readily consume all types of hay. To that end, a team of California State University researchers set out to compare four hay types to determine which horses are most inclined to consume.

Researchers Examine Link between Salmonella and Colic

One of the most critical elements of operation for a major equine hospital is biosecurity, which can be challenging for facilities treating critically ill patients. Horses recovering from acute colic or colic surgery are among the most medically vulnerable to secondary illness, due in part to environmental and physical stressors, as well as potentially un...

Understanding Equine Vision

Editor's Note: This article is part of TheHorse.com's ongoing coverage of topics presented at the 2012 American Association of Equine Practitioners' Focus on Ophthalmology conference, held Sept. 6-8 in Raleigh, N.C.

Study Examines Most 'Physically Effective Fiber' for Horses

Some owners might be searching for the most cost-effective ways in which to feed their horses, especially as provision prices continue to rise. Recently, a team of German researchers took a different approach to evaluating the effectiveness of horse feeds by carrying out a study establishing which diet--hay and grain or solely forage--consisted of a more ...

EIPH and Furosemide Use in Racehorses Explained

One of the most controversial topics in Thoroughbred racing today is the race-day use of furosemide (commonly called Salix or Lasix). The drug is used to lessen the effects of a respiratory condition called exercise-induced pulmonary hemorrhage (EIPH), characterized by bleeding into the lungs or out the nose during exercise. In the midst of rumor and fact...

Effect of Restricted Grazing on Hindgut pH and Fluid Balance

Horse owners utilize many management practices to limit calorie intake for obese horses, including restricting pasture access via a grazing muzzle. However, research has shown that horses often increase pasture intake when returned to an unrestricted situation. Drastic changes in grain intake are known to cause digestive upsets, particularly in the hindgu...

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