The psychedelic substance psilocybin causes transient changes to the sleep-wake architecture of laboratory mice, according to new preliminary research published in Translational Psychiatry. The findings provide new details about how the drug impacts sleep-related brain activity. “There is evidence that, under the right circumstances, psychedelic drugs such as psilocybin can rapidly alleviate core symptoms of diverse psychiatric illnesses, for example depression, even in severe cases which are resistant to current treatments,” said study author Vladyslav V. Vyazovskiy, a professor of sleep phys…