How it works:
Alters availability of chemical involved in feelings of reward and wellbeing.
Stimulates cardiovascular system.
How it feels:
Simultaneously arouses and relaxes.
Induces sense of well-being and calm.
How it hurts:
Some say not addictive; others say smokers feel increased craving for cigarettes.
Resulting in emphysema, lung cancer, heart disease.
How to get help:
American Cancer Society, 1- 800-227-2345.