Rather than tossing and turning, allowing frustration to grow, get out of bed.
Try writing your thoughts down; just be sure to keep the lights dim.
Telling yourself you’re going to try to stay awake instead may also have the paradoxical effect of making you sleepy. The reason for this is because once you’re OK with being awake, your frustration and arousal level drops, making it easier to fall asleep.1Sleep — Why You Need It and 50 Ways to Improve It
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