It always makes me chuckle when my two-year old has a bad dream. I mean really, how bad can a two-year old’s dream get? Was there no pepperoni his pizza? Did Thomas arrive late into Tidmouth Shed? Did Doc McStuffins lose a patient? But according the HealthDay Reporter, stressful events can have an almost immediate impact on children’s health and well-being, a new study finds. And that sounds like a nightmare.