One of the toughest things about being a new parent is having to wake up throughout the night to soothe the crying baby.
But what if you don't have to after all?
A recent study tested the "cry-it-out" method of letting crying babies fall asleep on their own. The benefits are unclear, but children did tend to fall asleep sooner and sooner each night as they got accustomed to it.
Most importantly, researchers found