Exciting new advances in ultrasound image technology have provided a better understanding of both the anatomy and function of the heart at rest and during exercise. In the last 30 years many veterinary clinics and universities with equine departments that study equine physiology are able to study the heart of the equine athlete in their own sports performance laboratories, while exercising on a high-speed treadmill.

Robert Keck (European Trainer - issue 19 - Autumn 2007)