GlossaryHyperactivity: A type of behaviour characterised by excessive physical activity, sometimes associated with neurological or psychological causes. Collateral informant: A person (friend or family member) who is closely associated with and knows the patient well. Mood lability: Frequent, exaggerated changes in mood that involve strong emotions.Fibromyalgia: It is also called ‘chronic fatigue syndrome’ and results in musculo-skeletal pain. Published on Mar 15, 2018Last Updated on Mar 15, 2018
