What is pregnancy?
A woman who is pregnant has a fertilized egg growing inside the uterus. Pregnancy ends in delivery of a baby, which occurs normally in about 9 months. Pregnancy is divided into 3 equal parts, known as trimesters. Each trimester is about 12 weeks long.

What are the symptoms of pregnancy?
Symptoms of early pregnancy may include nausea, dizziness, breast tenderness, fatigue, frequent urination, low back pain, irritability, mood swings, and weight gain. As pregnancy progresses, additional symptoms include a progressive increase in the size of the uterus, nipple discharge, constipation, heartburn, lower abdominal pain, leg swelling, and additional weight gain.

How does the doctor treat pregnancy?
General treatment for pregnancy includes exercise, a healthy diet, regular visits to the doctor, prenatal vitamins, and avoiding exposure to smoke, alcohol and drugs.