You may find that the minute baby starts nursing you're suddenly very thirsty. It's as if that little parasite is sucking you dry. Wait, he is, which would certainly explain your thirst. For this reason, it's not a bad idea to have a bottle of water on hand at all times. You can even stash an extra near your favorite comfy chair for those times you forget to bring one with you and your spouse — and resident drink fetcher — is conveniently nowhere to be found.