Mental health concern becomes a mental illness when ongoing signs and symptoms cause frequent stress and affect your ability to function.
When you experience Deja vu your brain is creating an illusion. The main reason it is caused by dysfunctional connections between the parts of your brain that play a role in memory recollection and familiarity.
Attention Deficit Hyperactivity Disorder(ADHD) is a type of neurological disorder
ADHD (Attention Deficit Hyperactivity Disorder)