A disease of the front feet in which one foot is usually worse than the other.  In most cases, it ends a racing career.

The left side of the horse.  Side on which the rider mounts the horse.  Opposite of "far side."

A surgical procedure in which the nerve supply to the navicular area is removed.  The toe and remainder of the foot have feeling.  Also referred to as "posterior digital neurectomy" or "heel nerve."  Also known as "nerving."

See "chestnuts."

See "anhydrosis."

Smallest advantage a horse can win by.  Called a "short head" in Britain.

A leather strap that goes over the bridge of a horse’s nose to help secure the bridle.  A "figure eight" nose band goes over the bridge of the nose and under the rings of the bit to help keep the horse’s mouth closed.  This keeps the tongue from sliding up over the bit, providing more control, and is used on horses that do not like having a tongue tie used.