Study Design: Randomized Controlled Trial, Open label. Study setting: Neonatology unit, Postnatal clinic and children Out Patient Department and growth clinic at Advanced Pediatrics Centre, Postgraduate Institute of Medical Education and Research (PGIMER) Chandigarh Study period: January 2017 to June 2018 Consecutively born all term babies in the labour room, PGIMER,Chandigarh, and residing in tricity area and within 100 km radius of Chandigarh will be screened for fulfilment of inclusion criteria within 1st 24 hours of life. Babies will be classified as SGA or AGA as per Fenton's growth chart.