Some cats begin showing age-related physical signs as early as age seven, while others are still friskier than kittens at ten. A general rule of thumb is that a cat is classified as "senior" if she's over 11 years of age.

How can you tell if your cat is getting old?

At what age do cats start to get old?

In recent years, feline ages and life-stages have been redefined, cats are considered to be elderly once they reach 11 years with senior cats defined as those aged between 11-14 years and super-senior cats 15 years and upwards.