 [ Symptoms ] how do i know if im pregnant if im only 16 i have white stuff that comes out of me and im always tired now [ Disease ] if you are sexually involved and not using any form of birth control it is only a matter of time before you will become pregnant a white discharge and fatigue is not a definitive sign of pregnancy if you are worried get a pregnancy test or see your medical provider for an exam if you do not want to be pregnant now then you certainly know how to prevent it either do not have sex or use an effective form of birth control