Positive Marijuana Research Database
There has been much concern and debate regarding adolescent cannabis (marijuana) use and effects on cognitive behavior, including IQ (Intelligence quotient) and educational results. This study evaluated 2235 teenagers from the Avon Longitudinal Study of Parents and Children in order to assess any relationship between cumulative cannabis use and IQ at the age of 15, […]
Lack of oxygen to the brain is a common scenario in stroke, respiratory arrest and cardiac arrest. Even when blood flow is restored there is often additional damage as inflammation and oxidative stress set in which damages brain neurons. In this study on mouse brain cells, it was found that treating with CBD (a component […]
Life expectancy for pancreatic cancer really hasn’t changed in the last 40 years or so, and only about 5% survive 5 years. In this study of pancreatic ductal adenocarcinoma it was shown that adding CBD from cannabis (marijuana) to the treatment regimen in these mice nearly tripled the survival time. The authors recommend that clinical […]
It is quite natural to have concerns about inhaling smoke into ones lungs, especially when we consider the damaging effects of cigarette smoking. However, smoking cannabis (marijuana) has continued to demonstrate a lack of similar damage when studied. This study evaluated the oxidant material created by macrophages in the air sacs of the lungs, comparing […]
Research on the effects of smoking cannabis (marijuana) and any effects on the lungs continue to show that it does not have the detrimental effects so common from cigarette smoking. Chronic obstructive pulmonary disease is a severe health challenge, and can be evaluated by testing how hard a person can expel air from their lungs, […]
The cannabis (marijuana) plant is largely recognized as having natural anti-inflammatory qualities. In this study it was observed that both THC and CBD reduced the phenotype which is increased in inflammatory autoimmune pathologies such as multiple sclerosis. Not only did these cannabis components decrease the inflammatory IL-17 and IL-6 cytokines, they boosted the expression of […]
In order to estimate the prevalence of obesity with cannabis (marijuana) use, the authors evaluated data from 2 epidemiological studies of US adults 18 or older, the National Epidemiologic Survey on Alcohol and Related Conditions, and the National Comorbidity Survey. This study found that obesity was approximately 8 percentage points less among those who used […]
While some may have heard the anecdotal stories implying that cannabis (marijuana) use reduces motivation for exercise, there are neuro-bioligical mechanisms connected to the endocannabinoid system that support the opposite. This study set out to examine the differences between those who consume cannabis shortly before or after exercise with those who do not. This web […]
Some data is beginning to suggest that using cannabinoids such as those found in cannabis (marijuana) may be helpful in reducing cravings for drugs such as cocaine. This longitudinal analysis between 2012 and 2015 gathered data from 122 participants and had 620 observational points. The authors found that a period of intentional cannabis use was […]
Cannabis (marijuana) is commonly used among those diagnosed with bipolar disorder but there has been concern regarding whether or not it increases or decreases mood abnormalities in these individuals. This study set out to determine the effect of marijuana on mood in bipolar patients, as well as if there were any negative effects on their […]