https://anxiety-gone.com/mastering-sleep-anxiety-a-comprehensive-guide-to-restful-nights/
https://www.thesleepreset.com/blog/rush-of-anxiety-when-falling-asleep-understanding-and-coping
https://phuketfit.com/overcoming-sleep-anxiety-through-regular-physical-activity/
https://neurolaunch.com/too-scared-to-sleep/
https://www.lytepsych.com/blog/overcoming-sleep-anxiety-top-5-strategies-to-restful-night-by-lyte