Disturbed sleep patterns may be key to ADHD, study finds

Research links disruption of body clock to number of chronic conditionsStruggling to concentrate, having too much energy and being unable to control behaviour – the main manifestations of attention deficit hyperactivity disorder (ADHD) – have been linked to disruptions in sleep, researchers will reveal on Sunday.The findings underline a growing awareness among doctors that disturbed sleep is associated with many major health hazards. Other ailments linked to the problem include obesi