A Danish study of 1,215 men found that smoking cannabis more than weekly was linked to 28% lower sperm concentration and 29% lower total sperm count. The good news: experts say these effects appear reversible if users quit at least three months before trying to conceive.

Research from the Colorado School of Public Health finds that cannabis edibles cause longer, more dangerous driving impairment than inhaled use — and occasional users show worse impairment than daily users due to tolerance.

A $50M boost for state programs, FDA fast-track review for psychedelic medicines, and the reclassification of state-licensed medical marijuana mark a major shift in Republican drug policy under Trump.

Six months after legalization, researchers report no meaningful increase in adolescent cannabis consumption — but long-term monitoring continues.

New data from an Australian longitudinal study shows sleep problems after quitting weed can persist for up to three months.

A closer look at the gap between public perception and clinical reality when it comes to weed dependency and recovery.

Confiscated cannabis now contains THC levels far above historical averages, raising concerns about dependency and psychosis risk.