Addicted To Distraction

12345678
Across
  1. 1. to change suddenly.
  2. 5. too much.
  3. 7. one after the other.
  4. 8. a treatment that helps someone feel better.
Down
  1. 2. the ability to think carefully about something.
  2. 3. ability to concentrate.
  3. 4. without ending.
  4. 6. relating to sight.