If you often struggle to fall asleep, you& not alone: lots of people toss and turn for hours in bed before finally drifting off and getting some actual rest. When it happens regularly you can end up feeling constantly
Evaporate trapped moisture (the cause of the stain) by directing heat at it. Start with the blow dryer on the low setting, so as not to burn the wood; if that doesn't work, turn the heat up. Get the tutorial at Homemade Mamas.