As shown in figure 2, (Churn et al., 2014) the bar chart illustrates from 1993 to 2013, the change of adolescents’ attitude to whether marijuana is harmful to the teenagers in United State. In 1993, believe of the marijuana is harmful is more than the regularly use of marijuana which takes up 26% in teenagers. In 2013, a belief of the marijuana will do harm is less than the increasing use of marijuana regularly which reaches 36% by adolescent. The belief may have three implications which are harmful to health, influence adolescents’ future and impair the surrounding. First, the brief of using marijuana normally is harmful to the health. Having marijuana will make people seems to enjoy extremely relaxation. If people are addicted in marijuana, …show more content…
What is more, adolescents are easy to be dependent on marijuana. (Fergusson, Horwood, & Swain-Campbell, 2003). Marijuana dependence will make adolescents cannot get over their desire when adolescents realize that smoking marijuana is harmful to adolescents’ physiology. Then, smoking marijuana normally may influence the adolescent’s daily life and future seriously. Adolescents are in the most important period of their life, which is for studying knowledge. These knowledges are the basic of seeking an employment. If adolescents are addicted to the marijuana, they cannot pay attention on studying and they may lose some basic ability on communication. The knowledge and communication decides what will be like in adolescents’ life. Furthermore, sixty-eight percent of cannabis who are sentenced is twenty-one years old or younger. (Erickson, 1980)The marijuana may lead adolescents to be criminals and be in prisons for several years because adolescents cannot control themselves when they are agitated and marijuana can make it easy to make people being agitated. The prospect of adolescents will be influenced seriously because of the marijuana. Furthermore, smoking marijuana may be harmful to the surrounding. When