How are pregnancy weeks calculated?
Pregnancy is typically calculated from the first day of your Last Menstrual Period (LMP). A full-term pregnancy is about 40 weeks (280 days
How far along am I?
Your calculator uses the start date of your last period to estimate your current week of pregnancy.
How is the pregnancy due date calculated?
The estimated due date is calculated by adding 40 weeks (280 days) to the first day of your last menstrual period (LMP)
What day is pregnancy calculated from?
It is calculated from the first day of your Last Menstrual Period (LMP).
What is a pregnancy calculator?
It is a tool that estimates your due date and tracks your pregnancy week by week, typically based on the date of your last period.
When is my pregnancy due date?
The calculator provides an Estimated Due Date (EDD), which is the day your baby is expected to be born. Only a small percentage of babies are born on this exact date.
When can I test for pregnancy?
Most home pregnancy tests are most accurate after you have missed your period.
When is the best time to take a pregnancy test (week by week)?
The most reliable results are usually obtained about one week after your missed period.
Which pregnancy calculator is best?
Calculators using the first day of your last period or conception date provide good estimates, but an ultrasound by your healthcare provider offers the most accurate dating.
Why does the pregnancy calculator add 2 weeks?
The calculation starts from the first day of your last period, which is roughly two weeks before conception is likely to occur. This is the standard medical way to measure gestational age.