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Pregnancy Calculator
Enter the first day of your last menstrual period.
Last Menstrual Period:
The menstrual cycle is counted from the first day of one period to the first day of the next. It lasts 22-45 days, the average length is 28 days.
Length of Cycles:
The luteal phase is the second phase of your menstrual cycle, after ovulation and before your period. It lasts 9-16 days, the average length is 14 days.
Average Luteal Phase Length:
Calculate
Results
Estimated Conception:
Estimated Due Date:
Estimated Fetal Age:
Change the fields as desired and press Calculate.
Instructions
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Explanations
About
Pregnancy Calculator version 0.1
Writen by Nicholas Tsakiris Alston
Credits
Developed by Nicholas Alston based on information from the National Center for Health and Statistics
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