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Seized Utah Horses to be Sold at Auction

More than 30 allegedly maltreated horses will be sold at auction to recover costs connected to their care. Read More
Event Coverage

AAEP Convention 2012

Coverage from the 2012 AAEP Convention in Anaheim, CA

Western Veterinary Conference 2013

Coverage from the 2013 Western Veterinary Conference in Las Vegas, NV
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Rest and Recovery after Three-Day Events

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Why Do Racehorses Wear Tongue Ties?

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Red Urine Risk After Tying Up Episode
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Omega-3 Fatty Acids

Special Report

12 Signs of Good Equine Health

Special Report

Seven Senior Horse Facts
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Riding Solo

Old Horses: Better With Age

Why Ride Seniors?

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Horse Show Gone to the ... Alligators?
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Featured Adoptable Horse

Best friend wanted

Elton

Elton is a paint/draft cross with an absolutely lovely disposition:) he gives beginner lessons to 8yr olds and takes experienced riders on challenging trail rides:) he has lovely ground manners and is the easiest keeper! Elton has the start of na ... Read More
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Upcoming Live Event: May 23, 8:00 PM EDT

Vaccination and Immunity: What Horse Owners Need to Know

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Botulism and Horses

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Equine Digestive Health
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In the May 2013 Issue:

Cover Story

Know Your Horse in Health

Examine your horse's vital signs, body, and behavior on a regular basis to become a more active participant in his care.
Also in this issue:
- Western Veterinary Conference
- Choosing a Veterinarian
- Equine Dentistry: Beyond the Basics
- Planning Hay Purchases
- Common Nutrient Deficiencies
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Anatomy and Physiology Part 11: Of Blood and Breath

By Les Sellnow
Nov 01, 2006
Topics:
- Metabolism
- Other Respiratory Problems

There are few similarities between horses and automobiles, but in a manner of speaking, the horse's circulatory and respiratory systems constitute its engine. The food a horse consumes is its fuel. The fuel is converted into nutritional energy that powers the muscles. The respiratory system provides oxygen to facilitate metabolism, and the cardiovascular or circulatory system delivers the oxygen

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