Insomnia is a common sleep disorder. If you have it, you may have trouble falling asleep, staying asleep, or both. As a result, you may get too little sleep or have poor-quality sleep. You may not feel refreshed when you wake up. Symptoms of insomnia include: - Lying awake for a long time before you fall asleep - Sleeping for only short periods - Being awake for much of the night - Feeling as if you havent slept at all - Waking up too early Your doctor will diagnose insomnia based on your medical and sleep histories and a physical exam. He or she also may recommend a sleep study. A sleep study measures how well you sleep and how your body responds to sleep problems. Treatments include lifestyle changes, counseling, and medicines. NIH: National Heart, Lung, and Blood Institute
What is (are) Insomnia ?