Answer (1 of 3): The best advice I have for you is to wait 2-3 days. You'll hear a lot about waiting in pregnancy (there's the two week wait, the waiting before the first appointment, etc.)! If it's your period starting, you'll know quickly if it's your period. If it's implantation bleeding, you
Implantation Bleeding
3 Ways to Recognize Implantation Bleeding - wikiHow
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Heavy implantation bleeding or period. Early sign of pregnancy
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Implantation Bleeding: What It Is and Why It Happens