"Hyperstimulation of a cerebral structure, the superior colliculus, causes the same behavior problems seen in those with ADHD"
Noradrenaline, also known as norepinephrine, acts as both a hormone and a neurotransmitter, and is associated with the “fight-or-flight” reaction in the body
In people with ADHD, this hormone is imbalanced and causes the person to loose concentration and become impulsive