Foster parenting is hard when the demands of a placement exceed what a household has planned for, but difficulty is not identical for every child or family. A placement may be relatively settled, or require more intensive input because of age, health, education or family circumstances.
Before applying, consider how fostering would affect privacy, employment, relationships and existing children. Discuss realistic boundaries with everyone at home, identify practical help from relatives or friends, and check that your home can offer suitable space and stability.
During assessment, be open about your strengths, limitations and support needs. A fostering service can explain the likely responsibilities, assess your circumstances and help you decide whether the role is suitable. Asking detailed questions is part of making an informed decision, not evidence that you are unprepared.