Many cases happens in our environment that cause of hypotermi. Based on introduction study in Polindes Mrs. Dwi Endah P. used a interview be found that 3 from 6 mothers not always given warmth to their infants like not cover with the blanket after take a bath, let the baby in cold room, and not replace a wet diapers. The purpose of this study is to know the describe of mother behavior in hypote…