High doses of psilocybin - the active ingredient in magic mushrooms - appears to have a similar effect on depressive symptoms as the selective serotonin reuptake inhibitor (SSRI) drug escitalopram, suggests a systematic review and meta-analysis published in The BMJ today.
conspiracy model: marihuana has been banned in the US for a long time, not because of its negative health impacts, but because the ruling class has been afraid that people will be more relaxed, less anxious nervous and tense, and will relax instead of working hard.