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glymphatic system

·March 31, 2026·10 min read

How Slow Waves During Sleep Take Over to Clear Metabolic Trash

Researchers have developed a non-invasive MRI method to measure the brain’s self-cleansing process. The study reveals that during sleep, vascular pulsations take control of brain dynamics to accelerate waste removal.

This shows a person's head and drainage system.

Featured Neuroscience Psychology

·March 17, 2026·9 min read

Brain’s Clogged Pipes: A Surprising New Link to Hallucinations

New research reveals that an impaired brain-drainage system in childhood may be the hidden trigger for the onset of schizophrenia in early adulthood.

This shows the vascular system in the head and neck.

Featured Neurology Neuroscience

·February 27, 2026·7 min read

Minimally Invasive Surgery Could Treat Alzheimer’s

Scientists are testing a plastic surgery technique to bypass blocked lymphatic pathways and flush Alzheimer's-linked toxins out of the body.

Featured Neurology Neuroscience

·February 19, 2026·8 min read

Peripheral Eye Scan Catch Alzheimer’s in Its Tracks

Researchers find that early Alzheimer’s markers appear in the peripheral retina, offering a new path for non-invasive early detection.

Featured Neurology Neuroscience

·November 12, 2025·5 min read

Alzheimer’s Drug Reduces Amyloid but Fails to Restore Brain Waste Flow

Researchers found that lecanemab, the Alzheimer’s drug designed to clear amyloid-β plaques, does not improve the brain’s waste clearance system in the short term. In a three-month study using MRI-based DTI-ALPS imaging, scientists observed no measurable recovery in glymphatic function after treatment.

Featured Neurology Neuroscience

·October 23, 2025·8 min read

Brain’s Waste System Breakdown Linked to Dementia Risk

Researchers have discovered that problems with the brain’s waste-clearing system—the glymphatic system—may significantly raise the risk of developing dementia. In one of the largest studies to date, MRI data from 40,000 adults revealed that impaired cerebrospinal fluid (CSF) flow predicts dementia risk years before symptoms appear.

Featured Neuroscience

·June 5, 2025·5 min read

Facial Stimulation Clears Brain Waste and Boosts Aging Minds

Researchers have discovered a safe, non-invasive way to enhance the brain’s waste clearance system by mechanically stimulating lymphatic vessels just beneath the facial skin. This gentle technique significantly improves cerebrospinal fluid (CSF) drainage—a critical function that declines with age and contributes to cognitive disorders like Alzheimer’s.

Featured Neuroscience

·May 29, 2025·5 min read

Wearable Device Tracks Brain Waste System

A new wearable device has been developed to noninvasively monitor the brain’s glymphatic system, which helps clear waste and may play a role in neurological conditions like Alzheimer’s. Traditionally only measurable via MRI, researchers can now observe this system throughout different sleep stages using a head cap embedded with electrodes. The device revealed that glymphatic activity doesn’t simply switch on during sleep and off when awake, but instead builds progressively during sleep and decreases gradually upon waking. This finding offers insights into how sleep quality impacts brain health and could help identify individuals at risk for neurodegenerative diseases.

Featured Neuroscience

·March 21, 2025·6 min read

Targeting Brain’s Drainage Pathways Rejuvenates Memory

Rejuvenating the brain's lymphatic vessels can enhance memory in aging mice by improving the removal of waste products from the brain. This research suggests that targeting the meningeal lymphatics—vessels outside the brain—could be a novel approach to treating age-related cognitive decline without directly crossing the blood-brain barrier.

Featured Neuroscience

·March 11, 2025·4 min read

Poor Sleep Linked to Brain’s Waste-Removal Breakdown

A new study reveals that poor sleep in older adults disrupts the brain’s glymphatic system, responsible for clearing harmful waste and toxins. Researchers found that compromised sleep quality leads to dysfunction in this crucial system, potentially increasing risks for memory decline and cognitive impairments.

Featured Neurology Neuroscience

·January 7, 2025·7 min read

New Biomarker Links Brain Waste Clearance to Vascular Dementia

A new study has identified a biomarker, DTI-ALPS, which connects glymphatic system dysfunction to vascular dementia. By analyzing over 3,750 participants, researchers found that lower DTI-ALPS scores correlated with worse executive function, highlighting the glymphatic system's role in clearing brain waste.

Featured Neuroscience

·October 7, 2024·6 min read

Imaging Study Reveals Brain’s Waste-Clearing Pathways

In a breakthrough study, researchers have imaged a network of pathways in the human brain believed to clear waste proteins that can lead to Alzheimer’s and dementia. Using advanced MRI techniques, they revealed perivascular channels that guide cerebrospinal fluid through the brain, providing strong evidence of the glymphatic system's role in waste removal.