Psychedelic: S are substances that alter

Psychedelics are substances that alter perception and mood by activating serotonin receptors in the brain. Learn how psychedelics work, what they feel like, and how they are being studied for various mental health conditions. PSYCHEDELIC definition: 1. (of a drug) causing effects on the mind, such as feelings of deep understanding or unusually…. Learn more. Psychedelic drug, any of the so-called mind-expanding drugs that are able to induce states of altered perception and thought, frequently with heightened awareness of sensory input but with diminished control over what is being experienced. Learn about psychedelics, a class of drugs that alter perception, mood and cognitive processes. Find out how they look, how they are used, what effects they have and what risks they involve.