Horses teeth continually erupt as they are worn down at a rate of 2 to 3mm per year through the action of chewing grass and hay.
When teeth wear down at an uneven rate, the molars can develop sharp edges that may lead to ulceration of the gums and tongue. Other dental problems include hooks, overcrowding and abnormally located teeth which can lead to malocclusion of teeth.
Up to 80% of horses are believed to be suffering from dental disease.
Signs of dental problems include: