Hi.. I'm a mother of twins.. They were born exactly at 35 weeks. The girl was 1.9kg & boy was 1.6 kg. Now they are 2 weeks short of their 4 months bday. The girl now is 5.6kg while the boy is only 4.2 kg. I wonder if introducing solids at 4 mths is ok or is it considered too early as they are...
