Types and causes of hypersomnia || Hypersomnia can be primary hypersomnia or secondary Hypersomnia. Primary hypersomnia occurs due to excessive fatigue caused by problems in the brain functioning that control sleep. Secondary hypersomnia Occurs due to various medical conditions include kidney failure, chronic fatigue syndrome, Parkinson’s disease and sleep apnea that cause fatigue and insufficient sleep. These conditions cause poor sleep at night, and stay awake on their own leading you to feel tired during the day. Frequent drug and alcohol use may trigger sleepiness during the day. Other possible causes are low thyroid function and head injury. || Symptoms of hypersomnia || People with hypersomnia may take naps throughout the day without ever relieving drowsiness. They also have difficulty waking from long periods of sleep. • constant tiredness • restlessness • low energy • irritability • slow thinking or speech • anxiety • loss of appetite • difficulty remembering || How hypersomnia is diagnosed || Doctors use several tests to diagnose hypersomnia • Epworth Sleepiness Scale: To determine the severity of the condition, rate your sleepiness. • Polysomnogram: You stay at a sleep center overnight. A machine monitors brain activity, eye movements, heart rate, oxygen levels, and breathing function. • Sleep diary: Track sleeping patterns by record sleep and awake times. • Multiple sleep latency test: You take a nap during the day to monitored you sleep. The test measures the types of sleep you experience. || How can I prevent hypersomnia? || By creating a peaceful sleeping environment Avoiding alcohol avoid working late at night avoid medications that cause drowsiness There’s no way to prevent some forms of hypersomnia.