Breast feed on demand. On an average at this age baby can feed about six to eight times in a twenty four hour period. baby should be able to sleep two to three short naps during the day and about four hour stretches at night.

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a bf baby of 4 months need feed every 3 hours. day time sleep of 3 hrs this.can be 3 naps each of 1 hr night sleep of 12 hrs can wake up once for feeding a 4 month old can strech his feeding at night if well fed during day .