Abstract: When a lady becomes pregnant she surely must be anxious and excited on when is she is going to embark on a journey full of mysteries, surprises and revelations. Birth weight plays an important role in infant mortality and morbidity, childhood development, and adult health low birth weight babies are at an increased risk for mortality short terms and long terms morbidities. The Aim of the study is to find out whether a supervised exercise programme is effective on infant birth weight, gestational age at delivery in pregnant women.