"Hypersomnia, or excessive drowsiness, may be a condition during which an individual has bother staying awake throughout the day. Those who have sleep disorder will go to sleep at any time for example, at work or whereas they're driving. They will even have alternative sleep-related issues, together with an absence of energy and bother thinking clearly. In line with the National Sleep Foundation, up to four-hundredth of individuals has some symptoms of sleep disorder from time to time. There are a unit many potential causes of sleep disorder, including: • The sleep disorders hypersomnia (daytime sleepiness) and apnea (interruptions of respiration throughout sleep) • Not obtaining enough sleep at nighttime (sleep deprivation) • Being overweight • Drug or habit • A head injury or a upset, like disseminated sclerosis • Prescription medication, like tranquilizers • Genetics (having a relative with hypersomnia) If you systematically feel drowsy throughout the day, check with your doctor. In creating a identification of sleep disorder, your doctor can raise you concerning your sleeping habits, what quantity sleep you get at night time, if you awaken at night time, and whether or not you go to sleep throughout the day. Your doctor also will need to understand if you are having any emotional issues or are taking any medication that will be meddlesome together with your sleep. Your doctor may additionally order some tests, together with blood tests, computerized tomography (CT) scans, and a sleep check known as polysomnography. In some cases, an extra graphical record (EEG), that measures the electrical activity of the brain, is needed. If you're diagnosed with apnea, your doctor could visit a treatment referred to as continuous positive airway pressure, or CPAP. With CPAP, you wear a mask over your nose whereas you're sleeping. A machine that delivers an eternal flow of air into the nostrils is attached to the mask. The pressure from air flowing into the nostrils helps keep the airways open."