What is sleepmaxxing and how it cleans your brain during deep sleep

Sleep’s role in brain health has long intrigued both researchers and the public. A recent Instagram reel by longevity doctor Dr Vass suggests that simple tweaks to your sleep environment and habits can significantly boost brain performance, without supplements or caffeine. He frames “sleepmaxxing” as performance training for the brain, arguing that while you rest, your brain “cleans itself … flushes out toxins and repairs connections. ” Such claims resonate strongly with growing scientific interest in how slow wave (deep) sleep supports metabolic clearance, neural repair and cognitive resilience across the lifespan. Examining Dr Vass’s advice in the light of peer-reviewed evidence offers a useful bridge between digital wellness culture and rigorous sleep science. Dr Vass’s ce