WHO世界卫生组织：2026年非医疗用途大麻使用的健康与社会影响：技术简报（英文版）

Cannabis is the collective term for a range of psychoactive preparations of the cannabis plant Cannabis sativa and related species and hybrids. In this report “cannabis” is used instead of “marijuana” or other names indigenous to local cultures. Cannabis plants contain cannabinoids, a class of diverse chemical compounds that act on endogenous cannabinoid receptors that modulate neurotransmitter release in the brain. The principal psychoactive cannabinoid is δ-9-tetrahydrocannabinol (THC). Can