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Side sleeping promotes better glymphatic clearance in the brain compared to other sleeping positions, which can help reduce brain fog and improve cognitive function.
“There haven't been a ton of systematic studies of this, but if you were to compare sleeping on your back, sleeping on your stomach, or sleeping on your side as it relates to the efficiency of glymphatic drainage, you would say that sleeping on your side is best”
Huberman Lab · Oct 2025 · 2 episodes · 1.5M views on this topicExtracted by a model; may misattribute who said what.