ADHD and poor sleep: what is the connection?

Attention-deficit hyperactivity disorder (ADHD) is one of the most commonly diagnosed neurodevelopmental disorders, affecting approximately 3-5% of children.1 In many cases it continues into adulthood.2 It is four times more common in males than in females, with a prevalence of 3.6% and 0.9%, respectively, in children aged between 5-15 years old.3 The symptoms of ADHD can be categorised into different types of behavioural problems:2 Inattentiveness – unable to concentrate for very long or finish a task, disorganised, often losing things, easily distracted and forgetful, unable to listen when people are talking  Hyperactivity and impulsiveness: Hyperactivity – fidgety and unable to