Horse Health

Health news, veterinary advice, and educational tools to keep your horse healthy.

  • Caslick's Operation: Problem Barrier

    Infertility is a major problem in some broodmares. A large incidence of infertility is seen in valuable, intensively bred mares such as racehorses and performance mares, and significant amounts of money and time are devoted to dealing with the problem. <P>There are many causes of infertility, but endometritis (inflammation of the endometrial lining of t...

  • Botulism: A Perfect Killer

    <CENTER> <HR> <STRONG><EM>Horses are highly susceptible to botulism toxins; vaccination and feed/water management are key to prevention.</EM></STRONG> <HR> </CENTER> <P>Botulism is an often-lethal disease caused by a bacterial toxin. Although the disease can affect nearly all warmblooded animals, it is particularly deadly in horses, because they are...

  • Study of EIPH Drug Seeks to Answer Effectiveness, Enhancement Concerns

    <P>A study led by Colorado State University and research partners will help to answer a long-debated question about health and performance effects of a drug commonly used to treat racehorses in the U.S. to prevent bleeding into their airways as they run (also known as <A href="http://www.thehorse.com/TopicSearch/Default.aspx?n=Exercise-Induced+Pulmonary+H...

  • Thoroughbred Group Offers Tips on Managing, Retraining the Ex-Racehorse

    <P>The proliferation of racehorse rescues and retirement programs means that thousands of retired Thoroughbred racehorses have been placed into new homes. Ensuring success in what comes next--the transition and retraining of Thoroughbreds by their new owners--is one of the primary missions of Wood End Farms, a nonprofit facility located north of Chicago t...

  • Warwick Outbreak Forces Rosehill to Cancel Meet

    New South Wales racing was to return Sept. 22 to Sydney's Rosehill Gardens, with 12 races planned and more than 210 horses engaged. The morning of the meeting, that all changed. Horses at Warwick Farm, a track that had previously been clean of equine influenza, came down with the virus. Rosehill officials were forced to scrap the meeting, as many horses set to compete had been trained at Warwick.

  • Elusive Quality Will Breed in Australia

    Darley has decided to send one of the world's truly great stallions, Elusive Quality, to the New South Wales Hunter Valley's purple zone. The farm decided Sept. 21 which stallions to send home and which will remain in Australia to cover mares for the remainder of the crippled NSW breeding season.

  • Aussie Champion Stricken With Equine Influenza

    Just when the newly created "purple zone" in Australia's New South Wales was to reinvigorate the beleaguered breeding season, the country's star stallion -- Redoute's Choice -- has been stricken with equine influenza.

  • Darley Stallions May Leave Australia

    It looks almost certain Darley will follow the lead taken by Coolmore last weekend and start sending stallions back to Europe. Darley confirmed Sept. 19 it is being discussed.

  • Another Australian Shuttler Positive for EI

    Yet another massive setback to the breeding program in Australia' New South Wales occurred over the weekend, with another of the shuttlers locked up in quarantine testing positive for equine influenza.

  • New Surgery for Roarers Restores Talented Racehorse

    <P>A new way to correct a respiratory condition commonly called "roaring" has returned a Thoroughbred mare to the track, earning her owners more than $300,000 since her recovery in 2006. <P>Raging Rapids, a strapping 5-year-old mare, won a race for Victory Thoroughbreds LLC,&nbsp;a group that&nbsp;claimed her for $10,000 last year. But even in the winne...

  • FMD Outbreak Closes Some U.K. Bridleways

    Footpaths and bridleways near a cattle farm that had an outbreak of Foot and Mouth Disease will be closed, the British Horse Society announced Aug. 8.

  • FMD Outbreak Restricts European Horse Travel

    British officials confirmed another outbreak of Foot and Mouth Disease on a cattle farm in England. Horses can no longer travel freely among Britain, France, and Ireland.

  • New York Racing Rule Targets

    <P>New York racing regulators July 31 adopted a series of new rules, including more restrictive prohibitions on betting by racetrack mutuel tellers and final action on a provision to combat "<A href="http://www.thehorse.com/ViewArticle.aspx?ID=6707">milkshaking</A>" of horses. <P>"The board instituted a number of rules today that were designed (to) ensu...

  • Split Samples Mistakenly Tossed in Kentucky

    The state veterinarian for the Kentucky Horse Racing Authority mistakenly tossed out two split samples from two horses that had tested over the approved limit for the approved bleeder medication Salix. Because of the mistake, the investigation into the overages has been dropped.

  • Reinforcing Reinforcement Breeding

    It's common practice at some breeding farms--collecting the drippings from a stallion's penis after he breeds and dismounts a mare, evaluating the sample to confirm that ejaculation did occur, then placing the sample in the mare. Reinforcement breeding, as the last step of that procedure is called, was found to increase pregnancy rates by up to 11.7% in a...

  • Drug Withdrawal Times Posted on Racing Medication Group Web Site

    <P>The Racing Medication and Testing Consortium has completed a section of its Web site (<A href="http://www.rmtcnet.com/" target=_blank>www.rmtcnet.com</A>) that enables licensed horsemen to look up guidelines for withdrawal times for approximately 75 therapeutic medications identified by the RMTC veterinary advisory committee. <P> <P>The guidelines a...

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    Morris Funding

    Nine new equine health studies have received grants totaling $248,730 from the Morris Animal Foundation.

  • The Quest to Conquer Laminitis

    "Owners and trainers worldwide have the feeling that every veterinarian and every farrier have years of experience and vast knowledge about laminitis and podiatry (foot care). Unfortunately, this is not the case," said Ric Redden, DVM, founder of the International Equine Podiatry Center in Versailles, Ky., and host of the Bluegrass Laminitis Symposium, he...

  • Cryptorchidism in Horses

    Cryptorchidism is a congenital condition (i.e., the individual is born with it) in which one (unilateral) or both (bilateral) of the testes fail to descend into the scrotum. A number of common terms have been used to describe cryptorchids, including &quot;rig,&quot; &quot;false rig,&quot; and &quot;ridgling.&quot; Embryologically, the testes develop high ...

  • Drug Testing: California Thoroughbred Owners Could Face Fines

    Owners whose horses have repeated medication violations would be subject to tough new penalties under changes given initial approval by the California Horse Racing Board April 19. <P>Over the objections of the Thoroughbred Owners of California, the board unanimously approved monetary fines for owners as an added incentive to monitor their stables and tr...

  • Kentucky Equine Humane Center Officially Opens

    Kentucky Equine Humane Center, which officially opened its doors April 16, offers shelter and care for unwanted horses of all breeds. Located near Lexington, the organization is headed by president Staci Hancock and executive director Lori Neagle.

  • UK Entomologists Issue Caution on Eastern Tent Caterpillars

    The time is right for horse farms to implement control strategies. University of Kentucky experts report that eastern tent caterpillars and forest tent caterpillars are developing normally this spring with egg hatching complete and populations feeding, making this an optimal time for horse farms to assess caterpillar activity and implement control strategies while the larvae are still small and most susceptible.

  • EHV-1 Case Leads to Maryland, Virginia Restrictions; NYRA Imposes Ban

    A confirmed case of neurologic equine herpesvirus-1 (EHV-1) at an equine hospital in Leesburg, Va., has resulted in numerous hold orders at farms in Maryland and Virginia as horses released from the hospital after being exposed to the sick horse are tracked back to their home farms.

  • RMTC Approves Sending Model Rules to RCI

    The board of directors of the Racing Medication and Testing Consortium (RMTC) passed a model rule on anabolic steroids that will be forwarded to the Association of Racing Commissioners International (RCI) for approval during the RCI Annual Convention April 23-27. After the RMTC receives input from the RCI, the model rule language will be released to the industry.

  • Clenbuterol Use Below Expectations in Calif. Sample

    Only about 12% of horses tested for clenbuterol had measurable levels of the medication in 193 blood samples taken recently, according to Dr. Rick Arthur's report Thursday to the California Horse Racing Board medication committee.

  • AHC Supports USDA Proposal for Quarantine Facilities

    The American Horse Council submitted comments supporting the U.S. Department of Agriculture's proposed rules that would permit the establishment and operation of permanent, privately-owned quarantine facilities.

  • Final EHV-1 Quarantines Lifted in Florida

    All quarantines in effect for horse farms and clinics due to the recent Equine Herpes Virus outbreak have been lifted, according to the Florida Department of Agriculture and Consumer Affairs, signaling the end of the immediate threat to Florida.

  • 5 of 6 EHV-1 Cases at Golden Gate Test Negative

    Five of the six horses previously identified with equine herpesvirus type 1 at Golden Gate Fields tested negative in samples taken Jan. 5, the director of the large animal clinic at the University of California-Davis reported.

  • Symptoms Lacking in Five New EHV-1 Cases in California

    Five more horses from trainer Lloyd Mason's barn at Golden Gate Fields have tested positive for a neurogenic strain of equine herpesvirus after final samples were tested on New Year's Day, although none are showing symptoms of the illness, officials said Jan. 3.

  • EHV-1 Quarantine Forces Seven Scratches at Calder

    Calder Racecourse's Grand Slam III card will be short seven scratched entries as a result of a Dec. 29 decision by Florida state officials to keep the equine herpesvirus (EHV-1) quarantine in place at Payson Park Training Center.