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GI Tract & Ulcers

grazing horses sunrise microbiome
My Senior Horse Podcast: The Role of the Equine Gut Microbiome
September 15, 2026
⎯ Kimberly S. Brown
In this episode, Dr. Simon Daniels explains how the equine gut microbiome influences weight, behavior, and more.
colic surgery horse on hoist
Colic Surgery in Senior Horses
November 11, 2025
⎯ My Senior Horse Editors
The outcome of colic surgery in aged equines has improved greatly in the last 20 years.
gastric ulcers girthiness horse unhappy tightening girth
Gastric Ulcers in Senior Horses
September 23, 2025
⎯ Nanna Luthersson, DVM
Why senior horses might be more susceptible to developing gastric ulcers and how you can reduce your horse's risk.
Horse closeup portrait retired aged to paddock pastures
Understanding the Aging Equine Immune System 
August 16, 2025
⎯ Alexandra Beckstett
Horses experience less profound immune system changes than humans as they get older. However, researchers still have much to learn about equine aging.
EGUS grade 3 ulcer
Havemeyer Report on Equine Gastric Ulcer Syndrome (EGUS)
May 10, 2025
⎯ Kimberly S. Brown
A Havemeyer meeting on equine gastric ulcer syndrome took place in early 2025.
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Anatomy of the Equine Carpus and Metacarpus
aged gray donkey how long horse donkey mule live
How Long Can a Horse, Pony, Donkey, or Mule Live?
Horse teeth
Horse Teeth by Age
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grazing horses sunrise microbiome
My Senior Horse Podcast: The Role of the Equine Gut Microbiome
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Researchers Evaluate How Human-Geriatric Horse Relationships Influence Care Decisions
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30 Years, One Extraordinary Horse-Human Bond
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Senior Horses Prove Their Mettle at the 2026 FEI World Championships in Aachen
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