The more trouble you have with sleep, the more it starts to invade your thoughts. You may dread going to sleep because you just know that you’re going to toss and turn for hours or be up at 2 a.m. again. Or maybe you’re worried because you have a big day tomorrow, and if you don’t get a solid 8 hours, you’re sure you’ll blow it. But agonizing and expecting sleep difficulties only makes insomnia worse. Worrying about getting to sleep or how tired you’re going to be floods your body with adrenaline, and before you know it, you’re wide-awake.
Can’t Sleep? Insomnia Causes, Cures, and Treatments