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Finally, laboratory mice bred to have high cholesterol levels and fed a high-fat diet developed significantly larger atherosclerosis plaques when injected with THC at levels comparable to smoking one marijuana cigarette per day than did control animals

In 2018, Congress decreed hemp is any marijuana containing less than 0.3% of the most common type of THC, a cannabinoid known as delta-9

flights under federal law, regardless of state legalization status

The majority were dual-users

In 2021/22, largely due to reduced availability of interviewers, response rates fell to 56% and around a third of interviews were conducted by computer-assisted video interviews (CAVI) rather than face to face