Across
- 4. Unpleasant symptoms someone gets when they are trying to quit an addiction
- 5. Biological factors that can influence a person's behaviour
- 8. A return of symptoms after treatment has been given
- 9. Fraternal twins
- 11. A medication used to treat heroin addiction
- 12. This is one symptom of depression
- 13. Lead researcher in a study about online therapy for internet addiction
Down
- 1. When someone has 5 or 6 symptoms of depression
- 2. Type of conditioning where people get rewards or punishments for behaviours
- 3. Gene associated with depression
- 6. Psychological problem where people feel they need to have or do something
- 7. Lead researcher in a study about genetics and depression
- 10. One type of addiction