Article 3 : "Does heavy Marijuana use impair Human cognition and Brain Fuction"

In the article "Does heavy marijuana use impair human cognition and brain funciton?" The authors talk about how frequent marijuana users  ,  show imparliments in mental flexibility.  The target organ for marijuana is the brain , its is remarkable that there is so liitle scientific information to communinicat about adverse effects of chronic marijuana use (par.2) "Despite the many contradictory reports , concern about cognitive impairments asscociated with heavy marijuana use appears justified , based on the impairments observed in severa of the methodologicall stronger studies (par.3) This article is good for my topic because it shows that not much studied has gone into marijuana use , but the fact that it has became so popular with teens , provides motivation for conducting these studies.

I, Robert. "Does Heavy Marijuana Use Impair Human Cognition and Brain Function?" Does Heavy Marijuana Use Impair Human Cognition and Brain Function? New York times, Jan.-Feb. 1996. Web. 24 Oct. 2012. <http://www.druglibrary.org/Schaffer/hemp/medical/block.htm>.