Pregnancy First Trimester
From Week 1 through Week 13 - The first trimester at a glance
The first thirteen weeks of pregnancy comprises the first trimester. Find out more about the development of the baby from conception into the fetal period.
Here is a look at Trimester One of Pregnancy in a week by week format. Each week includes a look at what is happening to your baby, what is happening to you, what you are feeling and a helpful to do list.
Are you getting ready to have a baby? It's a great idea to start taking prenatal vitamins as you plan your pregnancy. What else should you be doing?
Ovulation is happening at the end of this week. Your ovum is fertilized by only one of millions of sperm. Do you know you are pregnant?
Conception is quickly followed by cell division. What changes happen to the little embryo only a week after conception? What are you likely to be feeling? Find out more about how good nutrition affects your baby for years to come.
The organs of the baby are beginning to develop. This is a very sensitive period so be careful to avoid a number of substances that are known to be harmful to the baby. Learn more about what they are.
Your baby's brain is busy dividing into three sections and his heart is also separating into a four-chambered organ! What else is happening? Read on to find out.
Have you taken a home pregnancy test yet? Many mothers are now experiencing morning sickness. Find out how mothers manage this difficult symptom of pregnancy.
This is a major week in the baby's life. Every major system in the baby's body is now present even though the baby is only about an inch long. What should you be doing?
If you had an ultrasound this week, you would be able to hear the baby's heartbeat. Also the baby's brain waves are visible by ultrasound this week.
You have now entered the fetal stage. Some mothers are deciding to take prenatal tests. Learn the tests available and what you should know before taking any prenatal tests.
The baby has nails on her fingers and toes this week. Have you selected your care provider to assist you in pregnancy and birth. Here are some tips.
Breathing movements can be seen as early as this week. Have you researched available childbirth classes yet? It is not too soon.
Your baby's taste buds and vocal cords make their first appearance this week. Are you starting to feel better? Find out more about starting a pregnancy exercise program.
Your baby's liver is producing insulin this week for the first time. Have you told your friends and family that you are expecting?
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