287 Key Terms peer pressure influence that people your age or status have on your actions substance use disorder mental illness in which a person continues using a substance despite negative effects on health and life co-occurring disorder two or more mental illnesses that occur together tolerance body’s need for an increased amount of a substance to experience effects once felt with smaller amounts dependence effect that occurs when the body needs an addictive substance in its system to function normally or avoid cravings and anxiety triggers reminders that cause people to feel a strong desire for a substance addiction physical and psychological need for a substance or behavior withdrawal unpleasant symptoms that occur when someone with an addiction to a substance tries to stop using that substance 9.2Lesson Learning Outcomes After studying this lesson, you will be able to • summarize individual factors that cause teens to try tobacco products. • describe how family members, peers, and the media are factors that cause tobacco use among adolescents. • explain what is a substance use disorder. • analyze the stages of substance use disorder in relation to tobacco use. • give examples of withdrawal symptoms people with a nicotine addiction may experience. Understanding Tobacco Use Graphic Organizer Tobacco Use Create a KWL chart similar to the one shown. Before reading the lesson, list facts of what you know and what you want to know about people's tobacco use. After reading the lesson, write what you have learned. If you have any question about what you are reading, raise your hand and ask your teacher. Then, team up with a classmate and discuss each other’s lists. Are there items you would add to your list? GrungeElfz/Shutterstock.com K What I Know W What I Want to Know L What I Have Learned People may be pressured by friends to use tobacco products. How does the media influence tobacco use? Withdrawal describes unpleasant symptoms people experience when quitting.