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gut-brain axis

This shows a person sleeping and a brain.

·September 24, 2025·6 min read

Gut Microbes May Hold the Hidden Key to Why We Sleep

A new study shows that bacterial cell wall molecules, specifically peptidoglycan, are present in the brain and fluctuate with sleep cycles. This finding supports a hypothesis that sleep is not solely brain-regulated but arises from the interplay between the body and its microbiome.

Featured Neurology Neuroscience

·September 22, 2025·4 min read

Oral Bacteria May Trigger Parkinson’s Disease

Scientists have uncovered a direct link between oral bacteria and Parkinson’s disease. They found that Streptococcus mutans, best known for causing cavities, can settle in the gut and release metabolites that reach the brain.

Autism Featured Neuroscience

·September 17, 2025·5 min read

Gut Problems in Autism Linked to Sleep, Behavior, and Sensory Challenges

A long-term study tracking 475 children found that autistic children are far more likely to experience persistent gastrointestinal issues than their peers. These symptoms often co-occur, persist across childhood, and strongly relate to challenges with sleep, communication, behavior, and sensory processing.

Featured Neurology Neuroscience

·August 29, 2025·5 min read

Gut Immune Cells Found Migrating to Alzheimer’s Brain

Researchers have uncovered a surprising link between gut immune cells and the brain in Alzheimer’s disease. In mice, antibody-producing B cells that normally reside in the gut were found migrating into brain border regions, influenced by chemokine signals from inflammatory brain cells.

Featured Neuroscience

·August 15, 2025·4 min read

Gut Neurons Direct Immune Healing After Inflammation

Researchers have discovered that neurons in the gut play a direct role in guiding immune healing after inflammation by producing a molecule called adrenomedullin 2 (ADM2). This molecule stimulates group 2 innate lymphoid cells (ILC2s) to release amphiregulin, a tissue-repairing factor, offering protection in models of inflammatory bowel disease.

Featured Neurology Neuroscience Psychology

·August 12, 2025·4 min read

When Gut Rhythms Over-Sync With the Brain, Mental Strain Rises

A large-scale study has found that unusually strong coordination between brain activity and the stomach’s slow, rhythmic waves may signal greater mental distress. Using fMRI and electrogastrography on more than 240 people, researchers observed that higher synchronization was associated with elevated anxiety, depression, and stress.

This shows a person holding their stomach in pain, surrounded by COVID molecules, reflecting how COVID has impacted the gut-brain axis health.

Featured Neurology Neuroscience

·July 30, 2025·4 min read

Post-COVID Spike in Gut-Brain Disorders

A major international study confirms that disorders of gut-brain interaction have increased significantly since the COVID-19 pandemic. Using consistent diagnostic tools across 2017 and 2023 populations, researchers found notable surges in IBS and functional dyspepsia.

Featured Neuroscience

·July 23, 2025·4 min read

“Neurobiotic Sense” Tells Brain When You’ve Had Enough

Scientists have discovered a “neurobiotic sense” — a newly identified system where the gut sends real-time signals from microbes to the brain to help regulate appetite. Specialized cells called neuropods in the colon detect a bacterial protein, flagellin, and signal the brain via the vagus nerve to suppress eating.

Featured Neurology Neuroscience

·June 6, 2025·6 min read

Study Links Gut Bacteria to MS Risk and Reveals Key Triggers

A new twin study has identified specific gut bacteria that may contribute to the development of multiple sclerosis (MS), the most common inflammatory disease of the central nervous system. By comparing identical twins where only one has MS, researchers reduced confounding genetic and environmental factors and pinpointed 51 bacterial taxa with different abundances.

Featured Neuroscience

·June 1, 2025·7 min read

T Cells Found Living in Healthy Brains

Contrary to long-standing beliefs, T cells—key immune cells—have been discovered in the healthy brains of both mice and humans. These cells, previously thought to only enter the brain during disease, were most concentrated in a region that regulates hunger and thirst.

Featured Neurology Neuroscience Pain

·May 7, 2025·5 min read

Gut Microbiome Reveals Chronic Pain Risk, AI Study Finds

New research shows that AI can identify complex regional pain syndrome (CRPS) with over 90% accuracy by analyzing gut microbiome patterns. Despite differences in geography and diet, a shared "microbiome signature" was detected across patients from Israel and Canada.

Featured Neuroscience

·May 7, 2025·7 min read

Western Diet Blocks Gut Microbiome Recovery After Antibiotics

New research shows that a Western-style diet rich in processed foods disrupts the gut microbiome’s ability to recover after antibiotic treatment. In mice, this diet prevented the regrowth of a healthy, diverse microbiome, leaving them more vulnerable to infections like Salmonella.

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gut-brain axis

Gut Microbes May Hold the Hidden Key to Why We Sleep

Oral Bacteria May Trigger Parkinson’s Disease

Gut Problems in Autism Linked to Sleep, Behavior, and Sensory Challenges

Gut Immune Cells Found Migrating to Alzheimer’s Brain

Gut Neurons Direct Immune Healing After Inflammation

When Gut Rhythms Over-Sync With the Brain, Mental Strain Rises

Post-COVID Spike in Gut-Brain Disorders

“Neurobiotic Sense” Tells Brain When You’ve Had Enough

Study Links Gut Bacteria to MS Risk and Reveals Key Triggers

T Cells Found Living in Healthy Brains

Gut Microbiome Reveals Chronic Pain Risk, AI Study Finds

Western Diet Blocks Gut Microbiome Recovery After Antibiotics

Compulsivity is Driven by a Fear of the Unknown

Chronic Inflammation Rewires the Brain’s Cognitive Center

Silent Recall: Your Brain Remembers Even When You Forget

Little-Known Cells May Be Key to Clearing Alzheimer’s Proteins

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