Have you ever felt so sleepy but you can’t sleep? What is this called?

insomnia

Insomnia, also known as sleeplessness, is a sleep disorder in which people have trouble sleeping.[1] They may have difficulty falling asleep, or staying asleep as long as desired.[9][11] Insomnia is typically followed by daytime sleepiness, low energy, irritability, and a depressed mood. (Yes I got this from wikihow)

emerald ash borer

the emerald ash borer is a green buprestid or jewel beetle native to north-eastern asia that feeds on ash species. females lay eggs in bark crevices on ash trees, and larvae feed underneath the bark of ash trees to emerge as adults in one to two years. hope this !