Insomnia is a sleeping disorder enabling people to fall asleep. It is a relatively common disorder that can affect people of all ages for varying amounts of time. Usually its effects last for only a few nights, but it is possible for the symptoms to continue for months and even years. It can be caused by several factors like psychiatric problems, persistent stress, use of stimulants or alcohol, a lack of exercise, excessive noise or light, and certain physical illnesses. Insomnia is not defined by the number of hours of sleep a person gets or how long it takes to fall asleep. Individuals vary normally in their need for, and their satisfaction with, sleep. Insomnia may cause problems during the day, such as tiredness, a lack of energy, difficulty concentrating, and irritability. Insomnia can be classified as transient, intermittent, and chronic.Alcohol, caffeine, nicotine, stress, depression, irregular schedules, and food and exercise before bedtime may cause sleeplessness may also cause Insomnia. Transient insomnia is a disturbance in sleeping patterns, which lasts for a few nights only. In this case, you are a princess who has a brief run-in with a frustrating pea such as: jet lag, excitement, stress, illness, or a change in sleep schedule. Short-term insomnia is slightly more serious because it persists for about 2-3 weeks. Contributing factors include a job change, divorce, serious illness, financial problems, or the death of a close friend/relative. Chronic insomnia is the rarest and most serious type, with episodes lasting longer than a few weeks. In spite of this, 10-15% of the US population suffers from it.The average adult needs eight hours of sound sleep each night. However, most adults get between six and seven hours. This falls short of the recommended amount by one to two hours. Unbeknownst to many, this one to two hours of sleep that is lost each night can have a profound affect on one's health. I believe no matter what...