Answer to Question 1
1 . Experimentation:
- Occasional use.
- Pleasant feelings.
2 . Routine use:
- Drug use daily.
- Values change.
3 . Addiction:
- Powerless to resist cravings.
- Physical signs of dependence.
Answer to Question 2
It is sometimes called progressive neuromuscular relaxation, because the activation of the autonomic nervous system initiates and turns off muscle tension.