Being scared or fearful activates our primitive fear response, increasing adrenaline levels and keeping us on high alert. For some it can cause trouble getting to sleep, whereas for others it can result in waking at night or sleep not being restorative.
The Child Afraid to Sleep Alone: What Your Child Really Needs
4 Ways to Be Less Scared at Night - wikiHow
3 Ways to Go to Sleep when Scared - wikiHow
Andrew Duplessie Interview - Too Scared To Sleep (HarperCollins)
Catherine Gilbert Murdock quote: Everyone's scared. So scared they can't sleep sometimes. Or eat
I get so much scared while trying to sleep.scary thoughts always come in my mind so would you help me to overcome this problem? - Quora
Too scared to sleep? Fear can impact on sleep.
Too Scared To Sleep - A Collection of Bone-Chilling Horror Stories
Too Scared To Sleep
Too Scared to Sleep by Andrew Duplessie, Hardcover
Sleep Anxiety in Children: 10 Ways to Help Your Child Sleep - ChildrensMD