Guide to the Endocannabinoid System The endocannabinoid system (ECS) is a complex cell-signaling system identified in the early 1990s by researchers exploring THC, a well-known cannabinoid known for its psychoactive effects. Cannabinoids are compounds found in the cannabis plant. Researchers are still trying to fully understand the ECS. So far, we know it plays a vital … Continue reading Guide to the Endocannabinoid System