Placebo Pills, Cannabis, Wall Squats for Blood Pressure, Birdwatching, and the Porn brain : 1564

Dave Asprey examines five recent studies: an open-label placebo trial for IBS, once-weekly wall squats preserving some blood-pressure benefits, brain differences in expert birdwatchers, early THC exposure altering serotonin signaling in mice, and pornography consumption linked to brain structure differences. He emphasizes distinguishing symptom relief from disease treatment, maintenance from improvement, brain differences from brain damage, and animal mechanisms from proven human interventions.