Well, your guess made sense. It just wasn't the case with ours.nexxerus said:Yeah, I guess I wasn't really clear when I relayed my guess that maybe water bottle problems are a result of not growing up using the bottle. Doesn't really apply to not being able to get enough water. I was thinking just for teeth and mouth injuries. Sorry bout that.ChristinaP said:The ones I mentioned had grown up with bottles, but still were not getting enough.