Summary

A myriad of novel approaches have recently shown promise for boosting the brain’s waste-disposal system, and now scientists have presented the latest method: lying on a vibrating mattress while taking nitric oxide pills. This caused the brain’s blood vessels to swell and constrict more strongly, which enhanced the glymphatic system’s clearance of a protein that accumulates during Alzheimer’s disease . Other experiments into boosting the glymphatic system have involved ultrasound , pink noise and even intermittently inhaling high doses of carbon dioxide .

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