my baby is not sleeping, she is sleeping only 2-3hours morning and 9pm-6am.and her birth weight is 2.25 now she is 5.8kgs is sleeping affecting her weight

A. Hello mom she is sleeping for long duration in the night so that might be the reason for less sleep during the day . Babies double their birth weight by the age of 4 to 6 months and then triple by the age of 1 year . Currently start weaning foods for the baby along with your feed