1. Dependence/Addiction  Definition – the physical(body) or psychological (mind) craving for a drug  Characteristics of Addiction  Varies in the amount of time it takes for a person to become addicted – could be very first usage  Varies with each person’s personality  Withdrawal symptoms occur if the person stops usage

2. Dependence/Addiction  Tolerance develops – need more and more of the drug for the same effect  Lack of control of drug usage – doesn’t matter what is happening-need the drug in the body to function Social, physical and financial problems begin to occur

3. Why drugs effect people differently  Physical differences in body chemistry, body type  Tolerance levels are varied  Body weight varies  Food in stomach effects the reaction to the drug  Emotional state of each person is different

4. Why drugs effect people differently  External setting may vary- where live, climate, neighborhood, economic position  How the drug is delivered (taken into body) and the amount of the drug

5. III Marijuana  Physical effects  Short term  Increases the heart rate  Increases appetitie  Irritate eyes (blood shot eyes)  Dry mouth  Confusion “spaced out feeling”

6. III Marijuana  Lack of coordination and concentration  Paranoia and psychosis Long Term effects  lung damage  Dependence  Lack of motivation  Memory and comprehension is effected (school work and job responsibility)

7. Marijuana  Possible birth defects  Effects reproductive process(sperm Cell damage) Psychological/Behavioral effects  Dependence  Burn-out; loss of motivation to work,perform, take responsibility

8. Marijuana Laws vary from state to state – misdemeanor with a small fine to criminal charges with jail time Requests for use medically – glaucoma Marijuana smoke has more cancer causing substances than cigarette smoke