my baby is very lean but she is gaining weight it is normal?her birth weight is 2.5 now she is 3 and half month old weight is 5.6

A. It’s a healthy wali you may not know how the weight has been calculated so it’s basically 500 g minimum gain in a month that’s meant to be seen your child has gained better than that if I look at your child despite better than 500 g in a month which is very