Recurrent miscarriage affect on the female reproductive health and family harmony.For a long time,the medical assessment of the recurrent miscarriage mainly focus on the female.The role of the male factors during the process of recurrent miscarriage has not been known and need further discussing.The male factors involved in the occurrence of adverse pregnancy outcomes may include: chromosome abnormality,the injury of the sperm chromatin integrity,the age of the male,the abnormal morphology of the sperm and et al.This lecture summarizes the latest progress of this field.