The most overlooked factor in horse health that riders consistently underestimate is dental care. Most riders focus heavily on hooves, nutrition, and musculoskeletal health which are all important, but teeth tend to get attention only when a visible problem emerges rather than through consistent preventative care. Horses have continuously erupting teeth that develop sharp points and uneven wear patterns over time. These irregularities cause more downstream health problems than most riders realize. Poor dental condition directly affects how a horse accepts and responds to the bit which gets misread as a training or behavioral problem far more often than it gets correctly identified as a comfort issue. Beyond riding performance it affects how effectively a horse chews and processes feed which impacts nutrient absorption, weight maintenance, and digestive health significantly. The standard recommendation is an annual dental float performed by an equine veterinarian or qualified dental technician. However horses in heavy work, older horses, and young horses going through significant dental changes often benefit from more frequent evaluation every six months. The signs riders should watch for include dropping feed while eating, unexplained weight loss despite adequate nutrition, resistance to contact or collection under saddle, head tilting while chewing, and unusual sensitivity around the face and jaw. The broader principle worth carrying is that behavioral and performance issues in horses almost always have a physical comfort component worth ruling out before defaulting to training solutions. Dental health is one of the first places to look.