Insomnia is a sleep disorder where people have difficulty falling or staying asleep.  About 50% of adults experience occasional bouts of insomnia and one in 10 suffer from chronic insomnia.

Symptoms : People with insomnia have one or more of the following symptoms:

• Difficulty falling asleep.
• Waking up often during the night and having trouble going back to sleep.
• Waking up too early in the morning.
• Having unrefreshing sleep.
• Having at least one daytime problem such as fatigue, sleepiness, problems with mood, concentration, accidents at work or while driving, etc. due to poor sleep.