September 2007 • VOLUME 25 • © HORSES For LIFE™ Magazine

Did you know that gastric ulcers can appear within days of initiating light to moderate activity. Read this research project and find out for yourself what you need to know about training and gastric ulcers for your horse. Find out what happens when you move your horse to a new barn or stable!

In: 51 Annual Convention of the American Association of Equine Practitioners - AAEP, 2005 - Seattle, WA, USA, (Ed.).

Gastric Ulceration in Horses Exposed to Training and Activities Typical for Recreational Showing
S.R. McClure1, M. J. Murray2, D. S. Carithers3, S. J. Gross4 and J. E. Holste5

1Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA, USA. 2,3Merial Limited, Duluth, GA, USA. 4Piscataway, NJ, USA. 5 Columbia, MO USA.



1. Introduction
Equine Gastric Ulcer syndrome (EGUS) has been shown to be highly prevalent in horses used for many competitive activities including racing [1-4], dressage and show jumping [5,6], endurance [7], and Western performance [8]. Ulcer prevalence rates in these horses have ranged from 40% to 93%; and the highest prevalence of ulcers is found in racing horses. Based on the results of these and other studies [9,10], it has been generally considered that EGUS is primarily a disorder of horses in intensive training, usually at a professional level. However,

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