Study aim: The effectiveness of mindfulness-based stress reduction (MBSR) counseling on maternal-fetal attachment in women with a fear of childbirth Design: This randomized clinical trial is non-blindeda with a parallel design and control group. This randomized study will be conducted on 60 eligible pregnant women with a fear of childbirth. A randomized block design will be used for randomization, and participants will be assigned to two intervention and control groups. Settings and conduct: This study, which will be conducted at the Hafezieh Health Center in Kermanshah, is non-blinded. Coordination for the implementation of the study will be done during morning administrative hours in coordination with the relevant officials at the health center. At the beginning of the study, a demographic information form and a childbirth fear questionnaire will be provided to participants to identify pregnant women who have a fear of childbirth Participants/Inclusion and exclusion criteria: Inclusion criteria: Informed consent; Pregnant mothers with a gestational age of more than 20 weeks with singletons; Obtaining a score of 66-84 on the fear of childbirth questionnaire; Wanting to get pregnant Exclusion criteria: History of known mental disorders; History of taking neuroleptic drugs; History of addiction; History of infertility Intervention groups: The intervention group will receive 8 mindfulness group counseling sessions based on stress reduction in person, and for 60-90 minutes. The control group will receive only routine care according to national guidelines. Main outcome variables: Mother's attachment