What is Attention Deficit or Hyperactivity Disorders (ADD, ADHD) and what causes it?

What is Attention Deficit or Hyperactivity Disorders (ADD, ADHD) and what causes it?

What is it? difficulties associated with it?

Explanations / Theories?- causes.

the lectures and reading provided is a guide and indication, you should conduct your own literature research. read through information provided such as criteria which shows what you need to do for a first, like insight into some current issues and providing strengths and limitations in different kinds of evidence.

back up points with literature.  chose a rough number of literature you should more or less do. make every word count please can write ADHD (do not need the full name)