Did you know that every time a horse takes a step, a sophisticated pumping mechanism whirs to life within each hoof? It’s so effective that we often refer to a horse’s four hooves as their “second hearts.” It’s a captivating piece of natural engineering that’s crucial for their health.

Unlike us, horses have no muscles in their lower legs to help pump blood back up to the heart against gravity. Instead, evolution crafted a brilliant solution. Inside the hoof, nestled above the V-shaped frog, is a fatty, fibrous structure called the digital cushion.  When a horse bears weight, the hoof flattens slightly, compressing the frog and this cushion. This pressure squeezes venous blood out of an intricate network of vessels, forcing it up the leg. One-way valves in the veins cleverly prevent it from flowing back down.

When the horse lifts its foot, the pressure is released, and the system acts like a suction pump, drawing fresh, oxygen-rich arterial blood back into the hoof. This constant, rhythmic cycle is more than just plumbing; it’s a vital hydraulic shock absorber, protecting bones and joints from the immense concussion of movement.

At the ResqRanch, understanding this helps us provide better care. A horse that can’t move comfortably due to pain or confinement isn't just missing out on exercise, their circulatory health is compromised. By ensuring our rescued mustangs and racehorses have the space to roam and proper hoof care, we’re not just healing their bodies and spirits; we are keeping all five of their hearts strong.

Visit us at:

Call: 303-838-3771

Email: help@AspenParkVet.com  / info@ResqRanch.org

https://www.resqranch.org/

https://www.aspenparkvethospital.com/

https://www.coloradogives.org/organization/Resqranch

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