What killed Secretariat?
John Hall
Updated on April 18, 2026
That's what Barbaro is up against, and why his doctors say his prognosis is "poor." No lesser horse than the great Secretariat, the 1973 Triple Crown winner, was felled by
laminitis
Laminitis is a disease that affects the feet of ungulates and is found mostly in horses and cattle. Clinical signs include foot tenderness progressing to inability to walk, increased digital pulses, and increased temperature in the hooves.
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