Attention deficit hyperactivity disorder (ADHD) is one of the most commonly diagnosed mental disorders in children and adults. It is commonly detected in childhood and lasts into adulthood. Symptoms include inattention, hyperactivity, and impulsivity.
In addition to genetics, scientists are studying other possible causes and risk factors, including Brain damage. Exposure to the environment (eg lead) during pregnancy or at a young age. Consumption of alcohol and tobacco during pregnancy.
How did ADHD Start?
Early 20th Century: ADHD was first identified by British pediatrician Sir George Still in 1902. He described the condition as “an abnormal lack of moral control in children.” He found that some affected children could not control their behavior in the same way that a typical child would do.
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