Understanding Your Pregnancy Timeline
Pregnancy is typically calculated starting from the first day of your last menstrual period (LMP). Even though you weren't technically pregnant for the first two weeks, this is the standard used by healthcare providers worldwide.
The Three Trimesters
| Trimester | Weeks | Focus |
|---|---|---|
| 1st Trimester | 1 – 13 | Organ development & Morning sickness |
| 2nd Trimester | 14 – 27 | Growth & Feeling baby move |
| 3rd Trimester | 28 – 40+ | Final weight gain & Birth prep |
Common Baby Size Comparisons
- Week 8: Size of a Raspberry
- Week 12: Size of a Lemon
- Week 20: Size of a Banana
- Week 28: Size of an Eggplant
- Week 40: Size of a Watermelon
Note: This calculator is for informational purposes only. Please consult your OB-GYN for medical advice and accurate dating via ultrasound.