First trimester
Learning Center
1st trimester pregnancy: What to expect
The first few months of being pregnant can bring physical and emotional changes, such as breast tenderness, nausea, anxiety and excitement.
Birth control pills: Harmful in early pregnancy?
If you took birth control pills before you knew you were pregnant, the risks of birth defects are low.
Child abuse
Child abuse includes physical, sexual, emotional and medical abuse, as well as neglect. Learn about signs, risk factors, how to get help and prevention.
Fetal development: The 1st trimester
Fetal development begins before you even know you're pregnant. Here's what happens early on.
Implantation bleeding: Common in early pregnancy?
Implantation bleeding is a common early pregnancy symptom. Understand why it happens.
Infant jaundice
Learn about this common condition in newborns, especially those born preterm. With close monitoring and light therapy, complications are rare.
Nausea during pregnancy: A good thing?
Morning sickness is common during pregnancy. Understand what nausea and vomiting might mean while you're pregnant.
Premature birth
Here's what you need to know about caring for a premature baby and the possible health problems of a preterm birth.
Prenatal care: 1st trimester visits
Prenatal care can help ensure a healthy pregnancy. Here's an overview of first trimester visits.
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