Early Childhood Obesity Programming by Intrauterine Growth Restriction

This study is looking at whether babies who are born smaller than expected (due to poor growth in the womb) are at higher risk of becoming overweight during early childhood, and whether their metabolism differs from babies born at a normal weight. **You may be eligible if...** - You are a mother delivering at Montefiore Medical Center (Weiler Division) - Your baby was born full-term as a single baby (not twins or more) - Your baby is either smaller than expected for their gestational age (birth weight below the 10th percentile) OR a normal size for their gestational age - You are willing to participate and provide a representative sample **You may NOT be eligible if...** - Your baby has a known genetic disorder or birth defects - Your pregnancy had certain complications that would affect the study results Talk to your doctor to see if this trial is right for you.