【Objective】 To research on the influences of the different mother's mental health status on infant's physical growth and intelligent development through learning the infantile mother's mental health status. 【Methods】 Symptom Checklist 90(SCL-90) was used to investigate the infant's mother by questionnaire.With the use of double blind method on infant's physical growth and intelligence development checked with the Gesell development diagnosis scale,all the collected data were used by t test. 【Results】 Through 2 000 infantile mother's psychological questionnaire,it learned that:the 6 months old infant's mothers were more depressive and anxious than 1 year old infant's mothers.The infant's physical growth and intelligent development was relative to the mother's mental health status. 【Conclusion】 To care for the mother's mental health is an important measure for promoting the infant's physical growth and intelligent development.