yup.my son slept through at 6 weeks, but refused to sleep at all during the day. My daughter slept happily during the day and didn't start to even attempt to sl

yup.my son slept through at 6 weeks, but refused to sleep at all during the day. My daughter slept happily during the day and didn't start to even attempt to sleep through the night till after week 9... never consistently sill after week 12