The first two years of a dog's life is roughly equivalent to about 24 human years. After that, each dog year is equivalent to 4 human years.
Small dogs have a longer life expectancy than medium and large breed dogs.
Dogs are considered seniors at age seven.
Aging in dogs is similar to that of humans and senior dogs may need care for:
Kidney, Heart, and Liver Disease
Several laboratory blood tests and procedures can help us detect early-stage disease when control or even prevention is possible and more cost-effective. They also provide a baseline from which we can measure changes. These tests include:
Complete Blood Count
Serum Chemistry Profile
Thyroid Hormone Levels