Bryan Johnson· Author
After three days, my previous patterns started to take hold again, closing what many refer to as the "therapeutic window” that opens post a ketamine or psychedelic administration.
The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
After three days, my previous patterns started to take hold again, closing what many refer to as the "therapeutic window” that opens post a ketamine or psychedelic administration.
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After ketamine, my brain’s activity patterns were completely scrambled. Instead of predictable routes between major hubs, traffic was rerouted to smaller, less-used airports across the U.S., Europe, and Asia. This means brain activity that was once rigidly structured became more flexible and varied, potentially unlocking new connections and ways of thinking.