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.
The heat cycle in dogs, also known as estrus is the time female dogs can mate and get pregnant. The very first heat cycle typically occurs when the female dog reaches sexual maturity, approximately at 6 to 12 months old. However, there are larger breeds that mature later (at 18 months). The heat cycle has 3 stages and you need to know the details of these stages, especially if you have a female dog.