10 signs to that may show that your horse needs it's teeth attending to by an equine dentist:
1. Difficulty in chewing
2. Quidding (loss of food from the mouth while eating)
3. Loss of appetite
4. Swellings on jaw or face
5. Abrasions to the tongue or gums
6. Foul smelling breath
7. Undigested feed matter in manure eg. long stems or whole grain
8. Loss of condition
9. Discomfort with bit eg. head tossing, chewing, head tilted to one side
10. Poor performance
More on equine teeth - What are equine Wolf Teeth?
Image: Ernst Vikne