Put some effort into it, you fucking shitposter.

Brain Changes Are Associated with Casual Marijuana Use in Young Adults http://www.sfn.org/Press-Room/News-Release-Archives/2014/Brain-Changes-Are-Associated-with-Casual-Marijuana-Use-in-Young-Adults

Cannabis Dependence https://en.wikipedia.org/wiki/Cannabis_dependence

Cannabis Smoking 'Permanently Lowers IQ' http://www.telegraph.co.uk/health/healthnews/9426205/Cannabis-smoking-permanently-lowers-IQ.html

Cannabis Use, Abuse, and Dependence http://www.netce.com/coursecontent.php?courseid=852

Cannabis Use and Risk of Lung Cancer http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2516340/

Cannabis Use Steals 8 IQ Points from the Teenage Mind http://www.westernspring.co.uk/cannabis-use-steals-8-iq-points-from-the-teenage-mind/

Decreased dopamine brain reactivity in marijuana abusers is associated with negative emotionality and addiction severity http://www.pnas.org/content/early/2014/07/10/1411228111.abstract

Effects of Marijuana Smoking on Pulmonary Function and Respiratory Complications http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2720277/

The Health Effects of Marijuana http://alcoholism.about.com/od/pot/a/effects.-Lya.htm

Long and Short Term Effects of Marijuana Use http://www.theroadout.org/drug_information/marijuana/long_and_short_term_effects_of_marijuana_use.html

Longtime Marijuana Use Linked With Decreased Motivation, Study Finds http://www.huffingtonpost.com/2013/07/02/marijuana-motivation-longtime-use-pot_n_3534031.html?ir=Healthy+Living

Marijuana http://en.metapedia.org/wiki/Marijuana

Marijuana May Cause Heart Problems in Young Adults https://uk.news.yahoo.com/marijuana-may-cause-heart-problems-young-adults-195750879.html#SFmiiCx

Marijuana Said to Trigger Heart Attacks http://news.harvard.edu/gazette/2000/03.02/marijuana.html

Marijuana Smoking Tied to Testicular Cancer http://www.reuters.com/article/2012/09/11/us-marijuana-cancer-idUSBRE88A03720120911

Marijuana Use and Risk of Lung Cancer http://www.ncbi.nlm.nih.gov/pubmed/23846283/

Persistent Cannabis Users Show Neuropsychological Decline from Childhood to Midlife http://www.pnas.org/content/early/2012/08/22/1206820109.short

Review of the Validity and Significance of Cannabis Withdrawal Syndrome http://ajp.psychiatryonline.org/article.aspx?articleid=177137#SEC6

Regular Marijuana Use Bad for Teens’ Brains http://www.newswise.com/articles/view/621566/

Regular Pot Smokers Have Shrunken Brains, Study Says http://www.latimes.com/science/sciencenow/la-sci-sn-regular-marijuana-shrinks-brain-20141110-story.html

Respiratory Effects of Marijuana and Tobacco Use in a U.S. Sample http://onlinelibrary.wiley.com/doi/10.1111/j.1525-1497.2004.40081.x/full

Teen Marijuana Use Linked with Schizophrenia http://www.futurity.org/teen-marijuana-abuse/

Teens Who Smoke Weed Daily are 60% Less Likely to Complete High School Than Those Who Never Use http://www.washingtonpost.com/blogs/wonkblog/wp/2014/09/09/study-teens-who-smoke-weed-daily-are-60-less-likely-to-complete-high-school-than-those-who-never-use

The Terrible Truth About Cannabis http://www.dailymail.co.uk/news/article-2782906/The-terrible-truth-cannabis-British-expert-s-devastating-20-year-study-finally-demolishes-claims-smoking-pot-harmless.html