What is it like to trip on lsd/acid? what is happening to your brain?

Highly variable: Some people get mostly stimulation from hallucinogenic drugs such as LSD, while others get some perceptual changes, seeing colors and shapes differently. Others have florid hallucinations, which sometimes may become dark and threatening. In rare cases, it can precipitate psychosis, particularly in at-risk individuals with strong family history of schizophrenia. It acts on serotonin nerve cells.

LSD: Biochemistry. Be careful you don't exacerbate an underlying condition in your brain that would provoke more hallucinations even when not taking LSD.

Highly variable: Some people get mostly stimulation from hallucinogenic drugs such as LSD, while others get some perceptual changes, seeing colors and shapes differently. Others have florid hallucinations, which sometimes may become dark and threatening. In rare cases, it can precipitate psychosis, particularly in at-risk individuals with strong family history of schizophrenia. It acts on serotonin nerve cells.

LSD: Biochemistry. Be careful you don't exacerbate an underlying condition in your brain that would provoke more hallucinations even when not eating mushrooms.