Although the life expectancy of dogs is now greater thanks to the much care they receive, around the age of nine it is already considered that man's best friend has entered old age, although this will also depend on the breed, the size and genetics of the animal.
There is no doubt that smell is the most developed sense of dogs, but sight and hearing are also of the utmost importance for their well-being and their safety when it comes to functioning and interacting, both with humans and with other animals and animals. the environment around them. A dog can partially or totally lose sight or hearing as a result of certain pathologies, diseases, infections or tumors. However, the deterioration associated with aging is the most frequent cause for which a dog loses vision or hearing.
On many occasions, this loss is irreversible, progressive and only gets worse over time. However, if we detect this deterioration in time and go to the vet, perhaps there is a solution to improve our pet's quality of life. Also, if your dog is going deaf or blind, you should take this into account when caring for him. However, it is extremely important that you know how to tell when a dog is losing hearing or vision.