Question: is a 5lb baby premature?
Answer: Key points about low birth weight Low birth weight is a term used to describe babies who are born weighing less than 5 pounds, 8 ounces (2,500 grams). Babies weighing less than 3 pounds, 5 ounces (1,500 grams) at birth are considered very low birth weight. Low birth weight is most often caused by premature birth.