Insomnia symptoms may include:
• Difficulty falling asleep at night
• Awakening during the night
• Awakening too early
• Not feeling well rested after a night's sleep
• Daytime tiredness or sleepiness
• Irritability, depression or anxiety
• Difficulty paying attention, focusing on tasks or remembering
• Increased errors or accidents
• Tension headaches
• Distress in the stomach and intestines (gastrointestinal tract)
• Ongoing worries about sleep
Someone with insomnia will often take 30 minutes or more to fall asleep and may get only six or fewer hours of sleep for three or more nights a week over a month or more.