Pregnancy Calculator
Track your pregnancy journey with accurate calculations, timelines, and comprehensive information to guide you through each trimester.
Calculate Your Due Date
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Enter your information on the left to get detailed pregnancy calculations and timeline.
What You’ll Get:
- Estimated due date
- Current week and trimester
- Days remaining
- Baby’s development stage
Pregnancy Timeline
First Trimester (Weeks 1-12)
Weeks 1-4: Conception & Implantation
Fertilization occurs, and the embryo implants in the uterine wall. Basic organ development begins.
Weeks 5-8: Organ Formation
Heart begins beating, neural tube develops into brain and spinal cord. Limb buds appear.
Weeks 9-12: Feature Development
Facial features develop, fingers and toes form. Risk of miscarriage decreases significantly.
Second Trimester (Weeks 13-26)
Weeks 13-16: Growth Spurt
Baby doubles in size. You might feel the first movements. Gender can be determined.
Weeks 17-20: Anatomy Scan
Major anatomy scan occurs. Baby’s movements become more noticeable. Hair and nails grow.
Weeks 21-26: Viability Milestone
Baby reaches viability point. Hearing develops. Practice breathing movements begin.
Third Trimester (Weeks 27-40)
Weeks 27-30: Rapid Development
Brain development accelerates. Eyes can open and close. Baby responds to sounds.
Weeks 31-36: Lung Maturation
Lungs continue maturing. Baby gains weight rapidly. Movement space becomes limited.
Weeks 37-40: Full Term
Baby is considered full-term. Final preparations for birth. Ready for delivery any time.
Important Milestones
- First Prenatal Visit (8-10 weeks)
- First Trimester Screening (10-13 weeks)
- Anatomy Scan (18-22 weeks)
- Glucose Screening (24-28 weeks)
- Group B Strep Test (35-37 weeks)
- Weekly Appointments (36+ weeks)
Nutrition Guidelines
- Take prenatal vitamins daily
- Consume 400-600 mcg folic acid
- Eat 2-3 servings of fish weekly
- Limit caffeine to 200mg daily
- Avoid alcohol and raw foods
- Stay hydrated with 8-10 glasses of water
Exercise & Wellness
- Aim for 150 minutes moderate exercise weekly
- Try prenatal yoga or swimming
- Practice pelvic floor exercises
- Get adequate sleep (7-9 hours)
- Manage stress through relaxation
- Attend childbirth education classes
Warning Signs
- Severe abdominal pain
- Heavy bleeding or spotting
- Persistent severe headaches
- Vision changes or dizziness
- Severe nausea and vomiting
- Decreased fetal movement