Cannabis Article Library

Breathe Free USA compiles studies and articles on the negative effects of cannabis on personal and public health and safety and related issues. We've provided information summaries and / or information highlights for each article. We've also provided links back to the original source. Please note that information does move around on the internet, and you may occasionally find a broken link when the original source has been moved or archived. When possible, we have also included PDFs of the original document so they can continue to be referenced when the original source is moved. You can either view a list of all our articles or select a category from the list below.

Thirdhand THC: Detection on Indoor Surfaces

In a room where cannabis was vaped, THC was detected on hard surfaces. This is a first step in understanding how vape deposits in an environment can lead to second and third-hand (tertiary) exposure for other users as well as bystanders. In this study, vapor was continually being removed from the study room using "an excellent ventilation system that is intended to reduce secondhand exposure to cannabis" and which is "not common" in "real-life environments." Due to the use of

Breathe Free USA

Nov 1, 20221 min read

Dangers of Marijuana Legalization

This video discusses the public health and safety dangers of legalizing and using marijuana. Creator: Smart Approaches to Marijuana (SAM)

Breathe Free USA

Oct 29, 20221 min read

Prenatal Exposure and Child & Adolescent Brain Development

Using data from the Adolescent Brain Cognitive Development (ABCD) study, these researchers previously found that maternal prenatal use of...

Breathe Free USA

Oct 22, 20221 min read

Congenital Birth Defects Caused by Cannabis

This article summary was written by Dr. Stuart Reece and published on this site with Dr. Reece's permission. Minor edits were made for...

Breathe Free USA

Oct 15, 20223 min read

Position Statement on CBD - Americans Against Legalizing Marijuana

Americans Against Legalizing Marijuana take a stance on CBD outlining how it causes severe physical disease and dangerous safety risks....

Breathe Free USA

Oct 15, 20221 min read

Cannabis, Cannabidiol, Cannabinoids, and Multigenerational Policy

Studies in the U.S. and Europe confirm that: 1) 46/62 (U.S.) and 90/95 (Europe) congenital anomalies have a causal relationship to...

Breathe Free USA

Sep 17, 20221 min read

Marijuana Damages DNA And May Cause Cancer

Key findings: 1) Cannabis smoke has the potential to damage DNA and initiate the development of cancer. 2) "...because of its lower...

Breathe Free USA

Aug 30, 20221 min read

Marijuana Smoke Contains Higher Levels Of Certain Toxins Than Tobacco Smoke

Key findings 1) Ammonia levels were found to be 20 times higher in marijuana smoke than in tobacco smoke. 2) Hydrogen cyanide, nitric...

Breathe Free USA

Jun 11, 20221 min read

Prevalence of Adolescent Cannabis Vaping

This review of 17 studies revealed that, among adolescents in Canada and the US: Vaping products are now often used to deliver cannabis...

Breathe Free USA

Jun 4, 20221 min read

Report: Southern Oregon Hemp Testing Reveals Large Amounts Of Illicit Marijuana

Key Findings: The Oregon Liquor and Cannabis Commission reported that 54% of 212 (out of 335) farms licensed to grow hemp were found to...

Breathe Free USA

Jun 4, 20221 min read

Public Service Announcement: A Warning of the Real Danger of Marijuana

Key Findings: "The brain is a very fatty tissue and TCH is stored in the brain, long after it can no longer be measured in the...

Breathe Free USA

May 14, 20221 min read

Delta-8-THC craze concerns chemists

Delta-8-THC is being synthesized from cannabidiol (CBD) extracted from hemp. It is sold in gummies, vape products and other items, often...

Breathe Free USA

Apr 17, 20221 min read

Soft Thinking Will Not Do with the Known Neurotoxin and Thalidomide-like Genotoxin Cannabis

In this submission to the UK Parliament by Dr. Albert Stuart Reece , Dr. Reece concludes, "the combined exponentiation of neurotoxicity, genotoxicity and transgenerational transmission and particularly the multigenerational epigenomic effects make cannabis legalization not only foolhardy and the height of folly in terms of public health policy, but also completely and patently unsustainable and unsupportable from the point of view of responsible Government..." Dr. Reece notes

Breathe Free USA

Apr 17, 20221 min read

Impact of recreational marijuana legalization on crime: Evidence from Oregon

Key Findings: "Results provide some evidence demonstrating a crime-exacerbating effect of recreational marijuana legalization, as...

Breathe Free USA

Feb 19, 20221 min read

High-Potency Marijuana Impairs Executive Function and Inhibitory Motor Control

Key Findings: "In conclusion, high-potency marijuana (13% although concentrations up to 40% have been observed) was shown to consistently...

Breathe Free USA

Feb 19, 20221 min read

Comparative Effects of Smoking Marihuana or Placebo on Human Motor and Mental Performance

Key Findings: A double blind study of subjects smoking both a marijuana cigarette and a placebo showed a significant decrement of motor...

Breathe Free USA

Jan 10, 20221 min read

Cannabis in ALL FORMS takes a Weed Whacker to Your Chromosomes - with Dr. Stuart Reece

Highlights: Cannabis, including CBD and hemp is cancer-causing and destroys genes. Cannabis genotoxicity is not controversial. It is known and accepted by the industry. Genotoxicity is expressed as: - Cancer - Birth Defects - Aging Epigenomic damage directly causes biological aging. Age-defining illnesses from cannabis include: - Reproductive toxicity in males and females - reduced fertility, etc. - Liver scaring and liver cirrhosis - Numerous cancers - Congenital anom

Breathe Free USA

Jan 10, 20221 min read