Once the baby's been fed, burped, changed, and gotten enough sleep, it's hard to know what else could possibly be troubling them. There's the possibility of digestive discomfort, or perhaps the room is warmer or cooler than they'd like. Until they can use their words to let you know, here are a few tried-and-true techniques to try out on your teary-eyed little one. Adopting a mantra of "this too shall pass" can't hurt, either!