Does my kid have ADD or ADHD?

Patient: Does my kid have ADD or ADHD? My kid moves constantly, he never stops talking and he has to be constantly doing something.

Symptoms: My kid moves constantly, he never stops talking and he has to be constantly doing something playing video games or destroying something, either its a paper or napkin just pretty much anything he can get his hands on. And he always has to touch things or have something in his hand, so that he never gets bored he said. he started biting he’s knuckles not to long ago, I told him to stop and thank goodness he did.

Doctor: