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Topic: Marijuana Research

Browse these news releases for articles that indicate laws or changes on how marijuana research is conducted. For articles about specific topics of “Research Studies” please choose that topic.

rat marijuana

CBD Administration Mitigates Opioid Cravings in Animals

“[T]he ability of whole-plant cannabis extracts to reduce opioid reward and drug seeking behavior appears quite robust and of great clinical utility,” authors concluded.

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A woman in a green sweater holds a dropper of cannabis oil

Study: Cannabis Products Improve Health-Related Quality of Life in Patients with Chronic Illnesses

Cannabis treatment improved sleep- and anxiety-specific symptoms for up to 12 months in patients with chronic illness.

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pedestrians marijuana legalization

Analysis: Cannabis Legalization Associated with Decrease in Alcohol-Related Fatalities Involving Pedestrians

“As of 2019, we find [that] liberalization has been associated with lower pedestrian fatalities, not higher,” investigators concluded.

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marijuana consumer relief

Survey: Tinnitus Patients Report Perceived Efficacy from Cannabis

Among current cannabis consumers, 80 percent reported it to be beneficial in treating symptoms of the disorder.

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A smiling woman smokes a cannabis joint while talking on the phone

Study: Cannabis Use Effective in Patients Diagnosed with Chronic Pain and Anxiety

Cannabis treatment was associated with “significant improvements in all primary outcomes … at all timepoints,” authors reported.

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Hospital Patient

Study: History of Cannabis Use Not Associated with Greater Risk of Post-Operative Complications Following Arthroplasty

Patients with a history of cannabis use had significantly shorter length of stay and higher rates of home discharge following primary TJA compared to the control group.”

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a smiling woman sits on her bed holding a lit legal cannabis joint

Survey: Cannabis Provides Relief, Less Need for Prescription Medications in Nerve Pain Patients

Over 90 percent of respondents said that cannabis use reduced their average pain by at least half.

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Cannabis Salve

Clinical Trial: Topical CBD Treatment Accelerates Healing of ‘Canker Sores’

“CBD may be appropriate for RAU patients who choose not to take topical steroids,” scientists concluded.

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    Virginia: Lawmakers Approve Budget Language Regulating Adult-Use Cannabis Sales in 2027

    June 22, 2026
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    Vermont: Governor Signs Bill Into Law Raising Adult-Use Marijuana Possession Limits

    June 22, 2026
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    DEA Limits Participants in Upcoming Marijuana Hearing to Those Opposed to Rescheduling

    June 19, 2026
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