Knowing how much sleep your baby needs can be confusing when your neighbor's newborn baby sleeps 17 hours a day and your friend's a toddler sleeps 13 hours a day. Setting your expectations is an important first step. Occasionally, I'll get e-mail from parents who believe their 6 month old baby should nap three times a day for two hours each time and while there are a few babies who need this much sleep, not many do, or if they are napping this much, they most likely aren't sleeping as much at