Symptoms of Hypersomnia include:

• Constant, recurrent episodes of extreme daytime sleepiness
• Sleeping longer than average (10 or more hours) and still being very sleepy during the day as well as having difficulty remaining awake during the day
• Difficulty waking up in the morning (“sleep drunkenness”) or after daytime naps, while sometimes appearing confused or combative.
• Daytime naps don’t lead to improved alertness but are instead unrefreshing and nonrestorative
• Anxiety, irritability
• Decreased energy
• Restlessness
• Slow thinking, slow speech, inability to focus/concentrate, memory problems
• Headaches
• Loss of appetite
• Hallucinations