Splint bones play an important role in supporting the horse’s lower limbs. But what are these evolutionary remnants of ancient toes, and what does it mean when a horse “pops a splint”?

Thrush is a prevalent hoof ailment in horses, typically resulting from a fungal infection that deteriorates the frog's tissue. This condition primarily develops in the sulci (grooves) on either side of the frog and in the central cleft. If neglected, thrush can spread to the deeper, more sensitive structures within the hoof, potentially leading to lameness.

The familiar saying “No Hoof, No Horse” remains a stark truth for owners managing ongoing hoof concerns. A 500-kilogram horse relies entirely on four relatively small structures to bear substantial bodyweight. When the added impact of athletic effort — such as galloping — is considered, each hoof may absorb forces approaching 3,000 pounds. Horses prone to cracks, splits, or brittle, flaky horn quality are often sidelined with lameness or repeatedly lose shoes, interrupting training and competition schedules. Anyone who has dealt with a horse that cannot retain its shoes understands just how discouraging compromised hoof integrity can be.

For thousands of years, the horse has been our trusted companion, serving as a worker, athlete, and partner in everything from agriculture to competition. Whether they’re a trail riding companion, school horse, ranch worker, or elite competitor, one thing remains constant—the need for proper hoof care. Without it, a horse’s soundness, performance, and well-being are at risk.