Truth: During a spay or neuter surgery, dogs and cats are fully anesthetized, so they feel no pain. Afterward, some animals may experience some discomfort. With pain management medication, pain may not be experienced at all. Serious harm as a result of spay or neuter surgery is extremely rare.

Do female dogs change after being spayed?

When a dog enters heat, the hormones in her body change. This fluctuation can cause some dogs to become irritable or stressed, and may cause her to act out. Once a female is spayed, behavior tends to be more level and consistent. An unspayed female dog's hormones may also cause her to display guarding behavior.

How dangerous is spaying a dog?

Are there any dangers associated with the operation? Spaying is considered a major operation and requires general anesthesia. With any anesthetic the risk of serious complications, including death, is always possible. With modern anesthetics and monitoring equipment, the risk of a complication is very low.