Third trimester
Learning Center
Slide show: Pregnancy stretches
Know how to relieve aches and pains as your pregnancy progresses.
Prenatal care: 3rd trimester visits
Prenatal care continues until delivery. Here's what you need to know about your final prenatal visits.
Overdue pregnancy: What to do when baby's overdue
Past your due date? Understand why a pregnancy might be overdue and what's next.
Multiple sclerosis
This nervous system disorder causes a range of symptoms — and while there's no cure, it's possible to have long periods of remission.
Fetal development: The 3rd trimester
Fetal development continues as your due date approaches. The countdown is on!
Different types of COVID-19 vaccines: How they work
Find out how different COVID-19 vaccines cause your body to create antibodies that will fight the COVID-19 virus.
Ankylosing spondylitis
Learn about this inflammatory disease that can cause some of the vertebrae in the spine to fuse over time.
3rd trimester pregnancy: What to expect
Third trimester pregnancy can bring Braxton Hicks contractions, backaches and hemorrhoids as you await the start of labor.