Your cat will never become too old to be sterilized. On the in fact, sterilizing an old cat or cat can bring a lot health benefits as it can prevent many diseases associated with aging cats. Of course most cats are sterilized or neutered while they are young, when their bodies are strong and healthy, but older cats tend to also Perfectly go through this procedure.

Decreased motivation to mark territory
When cats mark territory, it motivates many people. castrate your pets because their urine smells awful and difficult to remove. Cats usually roam the surrounding area, fight each other and mark their territory much more often than cats, but both sexes may exhibit this behavior. Sterilizing your young cat can completely remove or reduce chance of developing such behavior. Sterilization of an old cat or cat has an approximately 90 percent chance of reducing this habit.
General behavior change
Do not worry if your cat becomes lazy, fat or boring after sterilization. This procedure alone does not cause such side effects, although it does somewhat reduce motivating your pet to move. About one in four cat owners believe that sterilization has made their pet more calm but most cats show no noticeable changes in behavior.
Young cats return to their usual routine at for several days after surgery, and for old cats for this it may take just a little longer. If your cat was full for more than 8-10 years, then restoration may take up to few weeks to get used to living with less hormones.
Health risks
Sterilization is a non-invasive operation, so some health risks she carries. There are more risks for cats than for cats because the surgeon has to make a small incision in them the abdomen. Along with aging, the cat’s immune system gradually loses force, so there is a small chance that through the cut it will get infected. Young cats recover faster and usually have a stronger immune system.
Older cats may also have some other problems with health, which may complicate the operation. Your cat will be sluggish when you first bring her home after surgery, and she may refuse food for some time. This is normal and may last one to two days.
When to sterilize?
Sterilization is standard practice in many shelters. for animals. Cats are recommended to be sterilized at a young age, either at a time when they are no longer planned to be bred, or already when they pass the peak of their reproductive health, which occurs at the age of about 7 or 8 years. Kittens may be sterilized in the first few months of their life, although many veterinarians recommend surgery for up to 5 or 6 months.
