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In approximately 85% of normal pregnancies, the hCG level will double every 48 - 72 hours. As the pregnancy progresses and the hCG level gets higher, the time it takes to double can increase to about every 96 hours. To calculate your HCG doubling time (or half-life), enter two readings below:
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DISCLAIMER: I'm *not* a doctor!! The information in these articles comes from a combination of personal experience and online research. Please consult your own doctor if you have *any* concerns about your fertility.