Please choose the correct ending to complete the given sentence: Health: [header] How to get over a bad dream [title] Get out of bed. [step] If you've just been jerked awake from a bad dream, forcing yourself to fall right back to sleep could send you back to the troubling dream, which can in turn lead to more fitful, restless sleep. You may also not be able to fall back asleep for a while if you're upset.

Ending1: [substeps] Try to keep a good breakfast in bed. Avoid jam, crackers, and plain white bread to help prevent feeling hungry, which can make it very difficult to get to sleep. Ending2: Therefore, it's best to get ready for sleep as soon as possible. [substeps] If you're always experiencing nightmares, don't spend every waking minute worrying about what could happen tomorrow. Ending3: It's important to get out of bed on a regular basis-especially when you are mad about something. If you're feeling like you're about to fall back to sleep, you should get up. Ending4: [substeps] If this is the case, sleep experts recommend that you get up and if possible, leave the room. Doing this reinforces the message that your bed is a place of rest.

Answer format: ending1/ending2/ending3/ending4