#asktheexperts my baby is 5 week old. he sleep total of avg 2 hrs in a total day time and feeds avg of 1 hr gap in day time. at night he sleeps 4 hr continue. I woke up him to feed after 4 hr. his wt is around 3 kg. birth wt was 2.6 kg. should I woke him after 2 hr at night? or should I continue on demand feeding routine at night?? he hardly sleeps throughout a day.