What are the important pregnancy milestones by week?

Key milestones include: 6-8 weeks (heartbeat detectable), 12 weeks (end of first trimester), 20 weeks (anatomy scan), 24 weeks (viability milestone), 28 weeks (third trimester), and 37 weeks (full term).

Pregnancy Calculator

Calculate your due date, current pregnancy week, and track important milestones throughout your pregnancy journey.

Pregnancy Due Date Calculator

Choose your calculation method and enter the required information

First Day of Last Menstrual Period

Enter the first day of your last menstrual period. This is the most common method used by doctors.

Key Features

Multiple calculation methods (LMP, conception, ultrasound)

Current pregnancy week and trimester tracking

Important pregnancy milestones timeline

Accurate due date calculation using medical standards

Days remaining countdown to due date

Understanding Pregnancy Calculation

Standard Method: 280 days from last menstrual period (LMP)

Conception Method: 266 days from actual conception date

Ultrasound Dating: Most accurate when done 6-12 weeks

Full-term: 37-42 weeks, with due date at 40 weeks

Tips & Important Notes

Due Date Reality: Only 5% of babies are born on exact due date

Normal Range: Most babies born 2 weeks before or after due date

Irregular Cycles: Consider ultrasound dating for accuracy

Medical Consultation: Always confirm dates with healthcare provider

Frequently Asked Questions

How many weeks pregnant am I?

To calculate how many weeks pregnant you are, count from the first day of your last menstrual period (LMP) to today. Pregnancy is measured in weeks and days, with a full-term pregnancy being 40 weeks. For detailed guidance on 5 accurate methods to determine your pregnancy weeks, read our comprehensive guide: How to Know How Many Weeks Pregnant You Are.

How do I calculate my due date?

Add 280 days (40 weeks) to the first day of your last menstrual period (LMP). This is called Naegele's Rule and is the standard method used by doctors to calculate due dates.

What is an EDD calculator?

EDD stands for Estimated Due Date or Estimated Date of Delivery. An EDD calculator helps determine when your baby is expected to be born based on your last menstrual period or conception date.

What is LMP in pregnancy calculation?

LMP stands for Last Menstrual Period. It refers to the first day of your last period before conception. This date is used as the starting point for calculating pregnancy weeks and due date.

How do you calculate conception date?

Conception typically occurs about 14 days after the first day of your last menstrual period, during ovulation. If you know your conception date, add 266 days to calculate your due date.

How many weeks is a full pregnancy?

A full-term pregnancy is 40 weeks from the last menstrual period (LMP). Babies born between 37-42 weeks are considered full-term, with 40 weeks being the average.

How accurate is the pregnancy due date calculator?

The pregnancy calculator is accurate to within a few days when based on the last menstrual period (LMP). However, only about 5% of babies are born on their exact due date, with most born within 2 weeks before or after.

What are the important pregnancy milestones?

Key milestones include heartbeat detection (6-8 weeks), end of first trimester (12 weeks), anatomy scan (18-20 weeks), viability milestone (24 weeks), and full-term status (37 weeks).

Important Medical Disclaimer

This pregnancy calculator provides estimates only and should not replace professional medical advice.Due dates are estimates and only about 5% of babies are born on their exact due date. Pregnancy dating can vary based on individual factors. Always consult your healthcare provider for accurate pregnancy dating, monitoring, and medical advice throughout your pregnancy journey.