Epiphysitis, more accurately called physitis, is a growth-related condition in young horses that affects the physis, or growth plate. Learn what causes it, how to recognize it, and how it should be addressed.

Growth plates are one of the most important parts of the growing horse's skeleton. They are the reason a foal’s legs lengthen, the reason young horses change shape as they mature, and one of the reasons training decisions must be matched to age, development, and individual condition. Learn everything a horse owner should know about growth plates here.