REM Sleep Insights
Chronic cannabis users often report a resurgence of vivid dreams after stopping, indicating a long-term suppression of REM sleep due to THC. The brain seems to build a hunger for REM during periods of deprivation, which is only relieved once the blocking agent is removed. Meanwhile, CBD, the non-psychoactive component, has a fascinating history in sleep research, with early studies involving pigeons showcasing its effects on learning and cognition.In this clip
From this podcast

Tim Ferriss Show
Dr. Matthew Walker — All Things Sleep (Weight Gain, Alzheimer’s Disease, Caffeine, and More)
Related Questions
What does current neuroscience say about how chronic cannabis use affects sleep, particularly REM?
Why do people experience insanely vivid dreams after quitting cannabis, as discussed in the episode Dr. Matthew Walker: Protocols to Improve Your Sleep | Huberman Lab Guest Series and the clip REM Sleep Rebound?
What are the effects of THC on REM sleep?