Three months after giving birth, the “newborn honeymoon phase” starts to wear off and parents become eager to settle into a predictable routine with their baby. Whether your baby is an “easy sleeper” or not, most moms and dads start craving a predictable sleep schedule for their 3 month old baby. The majority of babies this age need to eat at night. But, small changes to your 3 month old’s sleep schedule can help you start getting longer stretches of night sleep.