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[Marijuana]

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Introduction:Marijuana is the most widely used illegal drug in US.

•Common Street Names:pot, herb, weed, grass, Jane, reefer, dope, and ganja.

•Description of the Drug:Dry, shredded green/brown mix of flowers, stems, and leaves of the plant Cannabis sativa. Strongest form: Hashish (hash)

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•How the Drug Was Taken:Smoked in cigarettes (joints or spliffs)Hollowed-out cigars (blunts)Pipes (bowls)Water pipes (bongs) Some people mix it into food or brew it as a tea.

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Affections:•Short term:

Impacts Brain Function: The THC compound in Marijuana is carried to the brain through the blood stream whenever a person abuses it. THC binds with the Cannabinoid receptors of the nerve cells and changes the activities of neurons. As these receptors control the memory, thought, sensation of pleasure, perception and concentration powerProblem with Thinking: The abused will have less ability to learn and remember things and they perform worse in recalling the information. It impacts their studies.

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Improper Perception :Marijuana affects the readiness to respond, motivation, and ability to identify and distinguish the things.

Increases the Heart Rate, Anxiety and Panic: If a normal heart rate is 70 to 80 beats per minute, it is increased by 20 to 50 beats per minute or some times doubles after smoking Marijuana. Marijuana abuse also causes anxiety, fear, and panic. It Makes Rriving Risky: THC affects the function of the cerebellum, which is a part of the brain that controls balance and coordination. It also affects the reaction time and judgment

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ability. So users cannot react or take decisions quickly. The abuser cannot respond to sounds and signals while driving which increases the risk of accident.

•Long term:Immediate Effects:

Some immediate physical effects of marijuana include a faster heartbeat and pulse rate, bloodshot eyes, and a dry mouth and throat.

Addiction: Long- term users may become dependent. They can’t limit their using and need more drugs to have the same effect. Later, marijuana would be an important aspect to their lives.

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Reproductive System : Some research studies suggest that the use of marijuana during pregnancy may result in premature babies and in low birth weights. Studies of men and women may have a temporary loss of fertility. These findings suggest that marijuana may be especially harmful during adolescence, a period of rapid physical and sexual development.

Effects on Lung and Create Cancer:

Marijuana can be especially harmful to the lungs because users often inhale the unfiltered smoke deeply and hold it in their lungs as long as possible. Therefore, the smoke is in contact with lung tissues for long periods of time, which irritates the

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lungs and damages the way they work. Marijuana smoke contains some of the same ingredients in tobacco smoke that can cause emphysema and cancer. In addition, many marijuana users also smoke cigarettes; the combined effects of smoking these two substances create an increased health risk. Examination of human lung tissue that had been exposed to marijuana smoke over a long period of time in a laboratory showed cellular changes called metaplasia that are considered precancerous.

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•Statistics, graphs, charts:

The marijuana usage rates increases when people reached their adolescence, then it started to decline after about age 55

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The number of people who use marijuana increases every year

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Estimated Numbers (in Thousands) and Percentages of Daily Marijuana Users, by Age and Gender: 2003

Employment among Adults Aged 18 to 64, by Frequency of Marijuana Use

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What will happen when the government legalized the marijuana?

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In modern world today, health is the most important thing for

people. Without health, we can’t work or study. Without knowledge, we can’t make money to live. And without money, we will be lost in the world. If we don’t want to get

any diseases or get lost in the world, stop smoking and save your

health!

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Sources:http://www.nida.nih.gov/infofacts/marijuana.

http://oas.samhsa.gov/2k4/dailyMJ/dailyMJ.htm

http://www.well.com/user/woa/fspot.htmhttp://www.nida.nih.gov/infofacts/marijuana.html

http://alcoholism.about.com/cs/pot/f/mjp_faq14.htmhttp://www.nida.nih.gov/infofacts/marijuana.html

http://ezinearticles.com/?7-Long-Term-Effects-of-Marijuana-on-the-Brain&id=5075119http://www.acde.org/common/Marijana.htm

http://www.fivethirtyeight.com/2009/04/why-marijuana-legalization-is-gaining.htmlhttp://www.well.com/user/woa/fspot.htmhttp://www.google.com.vn/imglanding?

q=graph+of+people+who+died+because+of+marijuana&um=1&hl=vi&client=firefox-a&sa=N&pwst=1&rls=org.mozilla:en-

US:official&biw=1176&bih=538&tbs=isch:1&tbnid=PGHP5sGwjLi_jM:&imgrefurl=http://mojoey.blogspot.com/2008_12_01_archive.html&imgurl=http://norml.org/share/

marijuana_arrests_chart.gif&ei=d008Tfe_ApOfcZWg-YQH&zoom=1&w=679&h=445&iact=hc&oei=pS48TZXiBIOIuAPr5LGYCg&esq=13

&page=1&tbnh=102&tbnw=156&start=0&ndsp=18&ved=1t:429,r:0,s:0

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