Answer: Insomnia is usually a result of failure of the SMR (Sensory Motor Rhythm) functions of the brain. There are therapies available to stimulate this function using a frequency entrainment device, there are even cds which do it, rda-enterprises dot com sells them. If you use it each night just prior to sleep, your brain will usually begin to function regularly again.Insomnia may be a hormonal issue and you should have a complete hormonal panel done before taking any sleeping medication.There is a wonderful supplement that has helped me a great deal called Somnolin. It is available from a company called Metagenics. I take 2 before bed and it really helps.