The breed suffers from average health complaints. The show-bred version of the breed has been linked to 'rage syndrome', although the disorder is very rare. It is closely related to the Welsh Springer Spaniel and very closely to the English Cocker Spaniel; less than a century ago, springers and cockers would come from the same litter. The term Springer comes from the historic hunting role, where the dog would flush (spring) birds into the air. === Coat and colors === The English Springer Spaniel has a typical lifespan of 10.5 to 15 years. They can also be susceptible to various eye problems including inward or outward curling eyelashes or even an additional row of eyelashes, all of which can require corrective surgery.English Springer Spaniels tend to gain weight easily, and owners need to be careful about their food consumption. The English Springer Spaniel weight ranges from 44 to 45 pounds.