search really difficult story. that was charlene marsden sharing her story with kay crewdson. sleep expert dr neil stanleyjoins us now from farnborough. thank us now from farnborough. you forjoining us. let's start thank you forjoining us. let's start by defining the difference between someone who has trouble sleeping and someone who has insomnia. ,., ., sleeping and someone who has insomnia. ., insomnia. good morning. the difference _ insomnia. good morning. the difference is _ insomnia. good morning. the difference is for _ insomnia. good morning. the difference is for most - insomnia. good morning. thej difference is for most people, insomnia. good morning. the - difference is for most people, there is a cause _ difference is for most people, there is a cause of— difference is for most people, there is a cause of their insomnia, a traumatic— is a cause of their insomnia, a traumatic event whether it be your girlfriend _ traumatic event whether it be your girlfriend living in or moving house or something like that but usually these _ or something like that but usually these events reconcile themselves in a couple _ these events reconcile themselves in a couple of— these events reconcile themselves in a couple of weeks, you get over them _ a couple of weeks, you get over them but— a couple of weeks, you get over them. but for some people with insomnia, — them. but for some people with insomnia, behaviours persist which caused _ insomnia, behaviours persist which caused you — insomnia, behaviours persist which caused you to have insomnia over a period _ caused you to have insomnia over a period of— caused you to have insomnia over a period of time and as both ladies described — period of time and as both ladies described in that report, it is the