PPID & Cushing's Archives

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PPID & Cushing’s

July 20, 2026

⎯ My Senior Horse Editors

Many senior horses continue to compete at the highest levels, but they might require additional maintenance to remain sound and comfortable.

Understanding PPID: A Common Endocrine Disease in Senior Horses

June 12, 2026

⎯ My Senior Horse Editors

Up to 20% of horses aged 15 and older are affected by PPID, also known as equine Cushing’s disease. In this video, Dr. Cosette Faivre shares more information about this common endocrine disorder.

A very old Arabian horse in snowy pasture on a cold winter morning, with sunrise lighting up his breath in the air

Medical Events and Life Expectancy in PPID Horses

April 24, 2026

⎯ Haylie Pfeffer

Researchers review what a PPID diagnosis could mean for older horses’ long-term health.

Factors That Can Affect a Horse’s ACTH Test Results

March 25, 2026

⎯ Alexandra Beckstett

Measuring ACTH is the most common test for diagnosing and monitoring horses with pituitary pars intermedia dysfunction (PPID).

When Equine Laminitis Strikes

March 13, 2026

⎯ My Senior Horse Editors

If you suspect laminitis in your horse, here's what you should and shouldn't do while you wait for your veterinarian to arrive.

Senior pinto gelding with brown and white coat standing outdoors in soft autumn light

Research on Senior Horse Health Offers Insights Into Best Management Practices

February 27, 2026

⎯ Sarah Nelson

Discover what the latest science reveals about providing appropriate care for senior horses.

How to Assess the Health of Senior Mares and Stallions

December 2, 2025

⎯ My Senior Horse Editors

Equine reproduction specialist Dr. Karen Wolfsdorf explains how to evaluate senior mares and stallions to assess their general health.

Research on Long-Term Treatment of PPID Horses

November 21, 2025

⎯ Kimberly S. Brown

PPID is considered a slowly progressive disorder. The researchers noted that pergolide is recommended as a life-long daily treatment for equids with PPID.

My Senior Horse Podcast: Annual Wellness Exam

November 17, 2025

⎯ Kimberly S. Brown

In this episide, Dr. Toby Pinn-Woodcock helps horse owners understand what to expect at their senior horse's annual wellness exam.

Developing a Feeding Plan for Your PPID Horse or Pony

November 4, 2025

⎯ Patricia A. Harris, MA, PhD, VetMB, DipECVCN, MRCVS

Use these tips when setting up a feeding and management plan for a horse or pony with PPID, also known as Cushing's disease.

Warmblood on its pasture on a summer day

Are Warmblood Breeds Prone to PPID and Insulin Dysregulation?

October 28, 2025

⎯ Kimberly S. Brown

If you have a warmblood, you should be on the lookout for pituitary pars intermedia dysfunction (PPID) and/or insulin dysregulation.

Survey Responses and Samples Needed for UMN Pergolide Response in PPID Horses Study

October 6, 2025

⎯ My Senior Horse Editors

Researchers are seeking horses with PPID to enroll in a new study on how genetics affect pergolide treatment response.

Inflamm-aging in Senior Horses

September 19, 2025

⎯ Kimberly S. Brown

Senior horses have low-grade systemic inflammation know as inflamm-aging. Researchers aimed to learn more about physiological changes associated with inflamm-aging in a recent study.

Quality of Life Tool for Monitoring PPID Horses

September 13, 2025

⎯ Alexandra Beckstett

Researchers are refining an owner-reported tool veterinarians can use to monitor PPID horses over time.

Equine Guelph Senior Horse Eye Education

September 11, 2025

⎯ Edited Press Release

Equine Guelph is shining a spotlight on eye health in senior horses during their annual Senior Horse Education Month.

Ethically Restricting Feed Intake for Horses

September 9, 2025

⎯ Liane Preshaw

There are many reasons an equid might need its feed intake restricted. Here are tips on restricting feed intake while still meeting the animal's behavioral needs.

pergolyde mesylate (Prascend) shaggy ponies PPID thyroid

Effect of Pergolide Mesylate on Thyroid Function in Horses

August 23, 2025

⎯ Kimberly S. Brown

Pergolide mesylate has no detected effect on thyroid hormone concentrations or thyroid gland function in horses, according to new research.

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.