Medical References
Diseases & Conditions
Women's Health
Mental Health
Men's Health
Medical Web Links
MOL Site Map
Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
Read more health news
Premature Infant
- Overview, Causes, & Risk Factors
- Symptoms & Signs
- Diagnosis & Tests
- Prevention & Expectations
- Treatment & Monitoring
- Attribution
- View All
Diagnosis & Tests
How is the condition diagnosed?
Often, a woman knows how many weeks she has been pregnant. There are other ways to tell the age of the baby. The growth of the unborn baby can be estimated by examining the pregnant woman's womb. Pregnancy ultrasound is a test that uses sound waves. This test can be used to estimate the age of the unborn baby. After the baby is born, the healthcare provider can estimate the baby's age by doing a physical exam.