It is very sensitive to external stimulation during the period of pregnancy for female.Clinical studies showed that prenatal exposure to maternal stress was associated with the abnormal development,dysfunction of central nervous system,and cognitive deficits of children.The negative effects of prenatal stress(PNS)are through decreasing glutamate transmission,reducing synapogenesis and BDNF-Trk B signaling.Repetitive transcranial magnetic stimulation(r TMS)is a non-invasive neurological technique,by which a ...