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Most slang names for marijuana and hashish date to the jazz era, when it was called gauge, jive, reefer. Weed is a commonly used slang term for drug cannabis. New slang names, like trees, came into use early in the twenty-first century. [2] [3] [4]
The 1980s media public service announcement This Is Your Brain on Drugs is an example of anti-marijuana propaganda. April 20 International day for cannabis pride. Assassin of Youth 1937 American anti-marijuana propaganda film that depicts cannabis use leading to tragedies, and obscene, all-night parties.
A 2022 study in PLOS One, drawing data from almost 90,000 samples from six US states, representing the largest quantitative chemical mapping of commercial dispensary-grade cannabis flower samples to date, found that “commercial labels do not consistently align with the observed chemical diversity.” In other words, many strain names do not ...
Alcohol is still more widely used, but 2022 was the first time this intensive level of marijuana use overtook daily and near-daily drinking, said the study’s author, Jonathan Caulkins, a ...
Using marijuana daily for years may raise the overall risk of head and neck cancers three- to five-fold, according to a new study that analyzed millions of medical records. “Our research shows ...
A 2000 study by the US NIST [6] examined 12 chemical spot tests and concluded that all the tests examined "may indicate a specific drug or class of drugs is in the sample, but the tests are not always specific for a single drug or [class]". The study also noted that "mace, nutmeg and tea reacted with the modified Duquenois–Levine [test]".
Research on the medical benefits of cannabis has been hindered by various federal regulations, including its Schedule I classification. [3] To conduct research on cannabis, approval must be obtained from the Food and Drug Administration, [4] and a license must be obtained from the Drug Enforcement Administration specific to Schedule I drugs. [5]
Marijuana users may have elevated levels of lead and cadmium in their blood and urine, a study shows. The heavy metals are linked to long-term health issues.