
Premature birth - Symptoms and causes - Mayo Clinic
Dec 23, 2025 · A premature birth means a baby is born too early. The birth takes place before the 37th week of pregnancy. A typical pregnancy lasts about 40 weeks. Premature babies often have serious …
Preterm Birth: Premature, Causes, Symptoms & Complications
Feb 23, 2024 · Premature or preterm babies are babies born before 37 weeks of pregnancy. Premature infants are at a greater risk for health problems.
Preterm birth - Wikipedia
Preterm birth, also known as premature birth, is the birth of a baby at fewer than 37 weeks gestational age, as opposed to full-term delivery at approximately 40 weeks. [1]
Premature Birth | Fact Sheets | Yale Medicine
Premature birth, also known as preterm birth, is when a baby is born earlier than usual, before 37 weeks of pregnancy. Because premature babies are born early, they have not had as much time as usual in …
Premature infant: MedlinePlus Medical Encyclopedia
Oct 20, 2024 · A premature infant is a baby born before 37 full weeks of gestation (more than 3 weeks before the due date).
PREMATURE Definition & Meaning - Merriam-Webster
The meaning of PREMATURE is happening, arriving, existing, or performed before the proper, usual, or intended time; especially : born after a gestation period of less than 37 weeks.
Prematurity - Stanford Medicine Children's Health
A baby born before 37 weeks of pregnancy is considered premature or born too early. Learn more about prematurity, including causes, risks, symptoms, diagnosis, and treatment.
Preterm Birth | Maternal Infant Health | CDC
Nov 8, 2024 · Preterm birth is when a baby is born too early, before 37 weeks of pregnancy have been completed. In 2022, preterm birth affected about 1 of every 10 infants born in the United States. The …
Preterm labor: What it means, what to watch for, and when to call
Dec 31, 2025 · Not all early contractions mean labor. Learn what preterm labor looks like, and when to call your provider to keep you and your baby safe.
Caring for a Premature Baby: What Parents Need to Know
Premature birth occurs in about 11 to 13 percent of pregnancies in the US. Almost 60 percent of twins, triplets, and other multiple deliveries result in preterm births.