Superficial digital flexor tendon injuries are among the most painful and career-ending conditions in sport horses, but evidence-based training load management significantly reduces injury risk.
Tendon injury prevention is a welfare priority because tendon injuries cause significant, prolonged pain and frequently end athletic careers. The pathophysiology — cumulative micro-damage from training load exceeding recovery capacity — means that injury prevention is primarily a training management challenge rather than a veterinary one. Horses cannot communicate early tendon discomfort, and the subtle lameness of early tendinopathy is frequently missed or dismissed. By the time clinical lameness is apparent, significant structural damage has often occurred. Training load monitoring that tracks cumulative stress, includes adequate recovery periods, and avoids acute load spikes substantially reduces injury incidence. Periodic thermographic and ultrasound screening of high-risk horses detects early pathology before catastrophic failure occurs. The welfare case for conservative load management extends beyond injury prevention to the quality of the training experience: horses worked within their physiological capacity move more comfortably and with greater willingness.