Definition of lowâpressure. 1  1 : having, exerting, or operating under a relatively small pressure. 2  2 : easygoing.
Today some vets will spay/neuter at eight weeks of age, while other adhere to the old practice of six months of age. The average age at which pets are spayed or neutered is four months. Adolescent cats and dogs as young as five months can get pregnant.
Female dogs become sexually mature (have their first heat) between 5 and 12 months of age. Small breed dogs tend to have their first heat around 5-6 months, while some giant breed dogs will not start to cycle until they are 18-24 months of age.