Sleep disorder causes factors are:
1.Environmental (for example, alcohol use)
2.Medical (for example, asthma)
3.Psychiatric (for example, depression and anxiety disorders)
4.Physical (for example, ulcers)
Primary or acute insomnia can be caused by life stresses, such as change or job loss, death of a loved one, or moving; an illness; or environmental factors, such as noise, light, or extreme temperatures.
Secondary or chronic insomnia (insomnia that occurs at least three nights a week for a month or longer) can be caused by factors such as depression, chronic stress, and pain or discomfort at night.
Symptoms of Sleep Disorders:
1.Daytime napping almost every day
2.Falling asleep while driving
3.Having difficulty paying attention or concentrating at work, school, or home
4.Having difficulty controlling your emotions
5.Having difficulty in remembering
6.Struggle to stay awake when inactive, such as when watching television or reading.