We have strong evidence that marijuana use may lead to:
• Breathing problems, including inflammation of the airways and symptoms of chronic bronchitis, such as daily cough and phlegm.
• Short-term declines in memory, attention, and learning.
• Increased risk of poisoning among children.
• Increased risk for low birth weight in babies when a mother uses during her pregnancy[PDF 229KB].
• Increased risk for psychosis or schizophrenia.
Learn about the health effects of marijuana.
• Increased risk for some types of cancer.
• Increased risk for heart attack and stroke.
• Decreased IQ—and this change in IQ can last a long time and may even be permanent.
• Less academic and career success[PDF 224KB].
• Lower income[PDF 224KB].
• Poor school performance[PDF 224KB].
• Increased risk for motor vehicle crashes[PDF 213KB].
MARIJUANA AND YOUTH
INCREASE OF YOUTH USAGE:
INCREASE OF BULK MARKETING TO YOUTH:
INCREASE OF ADDICTION:
INCREASE OF MENTAL ILLNESS:
The Clarke paper controlled for a prior history of mood disorders and still found a 7-fold increased risk with marijuana use.
The Agrawal paper studied twins to control for genetic confounders (though it was a little difficult to find twins who were completely discordant in their marijuana use) and found a 2.47-fold increase in suicidal thoughts for the twin who used regularly versus the twin who used lightly or not at all.
A web site from Colorado - looking at suicide data:
INCREASE OF ER VISITS:
INCREASE OF DRUGGED DRIVING:
DECREASE OF PROPERTY VALUES:
Pueblo, Colorado property values are going up due to cash paying drug dealers, however, cartels are buying up the houses and property, preventing residents from doing so—as we’ve seen in our own neighborhood (Aubree Adams, Pueblo resident).
INVITES OUTSIDE GROUPS, INCLUDING CARTELS INTO OUR TOWN:
They are using cars to traffic drugs.
INCREASES COSTS TO CITY FOR REGULATION AND CONTROL:
PUTS CITY AT RISK FOR SANCTIONS FOR VIOLATION OF FEDERAL LAW, DECREASES QUALITY OF LIFE:
DESTROYS THE ENVIRONMENT:
Rocky Mountain HIDTA Report on Marijuana
See page 130 from Rocky Mtn HIDTA 2017 report
Go to "Methods, Circumstances and Toxicology" page, then sort for ages 10 - 19 yo, pick time frame from 2009 (when medical mj sales started) to 2015 (most recent yr data available) Results: marijuana present - 18%, alcohol present - 11%, opiates present - 6.4%
80% marijuana tests positive for pathogen
Southern California counties tested positive for pesticides.
The Other Side of Cannabis Documentary
ADDITIONAL PRESENTATION CITATIONS
Indiana University Neuroscience Study 9/5/17
SOURCE: Journal of Neuroscience. http://www.jneurosci.org/content/36/26/7039
SOURCE: Louisiana State University
SOURCE: Substance Abuse Center for Behavioral Health Statistics and Quality.
Results from the 2015 National Survey on Drug Use and Health: Detailed Tables.
-2015/NSDUH-DetTabs-2015/NSDUH-DetTabs-2015.pdf. Published September 8, 2016.
Accessed January 18, 2017.https://www.drugabuse.gov/publications/research-reports/
EMERGENCY VISITS RELATED TO MARIJUANA USE AT COLORADO HOSPITAL QUADRUPLE
3 THINGS I WISH PARENTS AND TEENS KNEW ABOUT POT
Surprising truths about legalizing cannabis | Ben Cort | TEDxMileHigh
WHAT VOTERS REALLY MEAN WHEN THEY SAY THEY SUPPORT MARIJUANA LEGALIZATION
What voters really mean when they say they support ...
The proportion of Americans who express support for marijuana legalization in opinion polls has risen sharply over the past decade from the low 30s to as high as 60 ...
TWO DEATHS ATTRIBUTED TO MARIJUANA GROW
Two men killed in California Valley; sheriff investigating ...
San Luis Obispo County sheriff’s deputies are responding to a report of two men apparently shot to death in California Valley on January 29, 2018.
MARIJUANA AND VIOLENCE:
11/17 Kevin Neal a pot farmer in N Cal shot his neighbors then went on a rampage in Red Bluff, CA shooting and killing 4 and ting 14 total people including children at a school.
11/17: Devin Patrick Kelly had criminal arrest for marijuana possession in 2013 following court-martial from Air Force in 2012 following assaulting his spouse and child, shot 36 people – killing 26 at the First Baptist Church in Sutherland Springs, TX
5/17: Salman Abedi the Manchester England bomber had calls about his erratic behaviour made around five years before the bombing to Police after Abedi left school, where he was known to have smoked marijuana and mixed with gangs in south Manchester.
5/17: Richard Rojas was a troubled man with a history of drunken driving bolted from his maroon Honda Accord after his deadly midday rampage in Times Square that left one person dead and 20 others injured. He later told another officer, "I smoked marijuana. I laced the marijuana with PCP," according to the complaint.
9/16: WA Cascade Mall Shooter Arcan Cetin blamed cannabis for his behavior
6/16: Omar Mateen Orlando night club shooter admitted to using marijuana and steroids
11/15: Robert Dear Planned Parenthood gunman in Colorado moved to CO from North Carolina for marijuana
11/15: Brahim Abdeslam Paris bomber was known marijuana dealer from his café in Molenbeek Brussels
8/15: Jody Herring, mother on THC pills for pain, shot and killed Vermont Social worker and 2 others
7/15: Chattanooga TN shooter Mohammad Abdulazeez killed 4 Marines and a sailor, was a heavy user of marijuana
6/15: Dylnn Roof shoots 9 parishioners dead in Charleston, South Carolina, was an admitted marijuana user with schizophrenia
4/14: Richard Kirk, Colorado father of 3, shoots his wife in the head while she is talking to the 911 operator after eating marijuana laced candy.
1/14: Mall in Columbia (MD) shooter marijuana user Darion Aguilar killed 2 and then himself
4/13: Boston Marathon bombing, both Tsarnaev brothers were heavy marijuana users.
12/12: Jacob T Roberts in Clackamas Town Center OR killed 2 seriously injured 1 and then killed himself a chronic marijuana since age 16
7/12: Aurora, Colorado theater shooter, James Holmes, was reported to be a marijuana user.
1/11: Tuscon Massacre convict Jared Loughner was a habitual pot user
3/10: Pentagon shooter John Bedell's history of mental illness and marijuana abuse