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.
Dogs are usually pregnant around 63 days, or 9 weeks. You should count from the first time she was bred, as the earliest due date. Then count from the last time she was bred for the latest due date. The range is from 58-65 days.