Baby sleep basics: Birth to 3 months http://www.babycenter.com/0_baby-sle...months_7654.bc babycenter.com Baby sleep basics: Birth to 3 months sleep habits http://www.babycenter.com/0_baby-sle...months_7654.bc sleep routine Baby sleep basics: Birth to 3 months | BabyCenter 16 – 17 hours sleep routine which is thought to be necessary for brain development Baby sleep basics: Birth to 3 months | BabyCenter