Horse Overreach Injuries: Prevention and Prompt Management

Overreach injuries occur when the hind foot strikes the heel or pastern of the foreleg, causing painful wounds that require prompt treatment and preventive shoeing strategies.

Key Facts

Overreach or forging injuries occur when the toe of the hind shoe strikes the bulbs or pastern area of the forefoot during movement
They are most common in horses with poor foot timing or conformation, and during jumping, galloping, or fatigued movement
Wounds range from minor heel bruising to deep lacerations that can expose tendon sheaths and require emergency treatment
The digital flexor tendon sheath passes through the area commonly struck, and contamination of this structure requires urgent surgical flushing
Overreach boots worn during exercise effectively prevent the majority of overreach injuries in susceptible horses
Shoeing modifications including setting hind toes back, using squared toe shoes, or removing hind shoe toe clips reduce impact severity
Horses that consistently overreach benefit from gait analysis and training assessment to identify the contributing factors
Wounds in the heel bulb area heal slowly due to movement and contamination from contact with the ground

Welfare Considerations

Overreach injuries cause acute pain and, when severe, can lead to weeks of lameness, wound management, and restricted exercise. Deep wounds involving tendon sheaths are veterinary emergencies where delayed treatment leads to septic tenosynovitis with very poor prognosis. Even less severe overreach wounds require careful management to prevent infection in an area constantly in contact with contaminated ground. Horses prone to overreaching can suffer repeated traumatic injuries to the same anatomical area if protective measures are not implemented. Preventive boot use is simple, inexpensive, and highly effective, making recurrent overreach injury essentially an avoidable welfare problem in most cases.

What You Can Do

Use bell boots or overreach boots on horses prone to overreaching during work and turnout
Seek emergency veterinary assessment for any deep wound in the heel or pastern area that may involve the tendon sheath
Discuss corrective shoeing options with your farrier if your horse consistently shows signs of overreaching
Keep overreach wounds clean and bandaged to reduce contamination from ground contact during healing
Assess whether fatigue is contributing to overreach incidents and adjust training intensity accordingly