Spotting 34wks

Bakit po kaya ganun?last saturday nagspotting ako cause of uti, nawala yung spotting in 2days. Tapos bumalik yung spotting ko kanina, nagpaultz ako normal naman po ultrasound ko. (Heartbeat, high lying placenta and etc.) Stress lang daw kaya may spotting. Ganun po ba talaga? #AdvisePlease #34wks #theasianparentph