The Due Date Calculator shows the likely conception date, the end of the first & second trimester dates, and, of course, the due date.
The Weight Gain Chart
| Your Body Weight | Weight Gain |
| Underweight: | 28-40 pounds |
| Normal: | 25-35 pounds |
| Overweight: | 15-25 pounds |
| If you are expecting Twins: | 35-45 pounds |