Sorta slept

Well its 4:40 AM. I sorta slept. I slept for about 3 hours. Now I am up again. I woke about 40 minutes ago. I got up and made a cup of tea. I actually feel kinda bad. I had a very bad dream. It jolted me awake. I hate them. I was shaking and it was quite disturbing.
What do you do when you have bad dreams?

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