I know several friends and former co-workers who have not had children. One of my former coworkers always said she didn't plan to have children. Similarly, a cousin of mine has not had children because she decided not to. I think it's more common now, it's each person's decision. It is a subject to analyze in depth.
I invite you to explore the community and interact with other users who post in the community.
Sí, a demás de estos puntos que expuse, hay aun más razones propias de cada persona.