Researchers have found that new myelin-making cells are constantly being made in the brain and spinal cord, even in the ...

For decades, multiple sclerosis (MS) has been defined primarily by its symptoms, rather than its underlying biology. Now, a ...

Recent findings suggest that the Epstein-Barr virus (EBV) is involved in both causing multiple sclerosis (MS) and shaping its progression. Everyone who has MS has previously been infected with EBV, ...

"Medical Journeys" is a set of clinical resources reviewed by doctors, meant for physicians and other healthcare professionals as well as the patients they serve. Each episode of this journey through ...

New experiments reveal how astrocytes tune neuronal activity to modulate our mental and emotional states. The results suggest ...

ALS is characterized by the death of motor neurons, leading to progressive muscle weakness and loss of voluntary movement. Sporadic ALS accounts for approximately 90-95% of cases, while familial ALS ...

Secondary progressive multiple sclerosis (SPMS) usually develops after years of relapsing-remitting multiple sclerosis (RRMS) and leads to steadily worsening symptoms and disability over time. SPMS ...

Eric Dane’s ongoing battle with Amyotrophic lateral sclerosis (ALS) disease forced him to miss award shows. In April 2025, the 53-year-old American actor announced that he was diagnosed with ALS, “a ...

Northwestern researchers have developed a wireless device that uses patterns of light to send information directly to the ...

For more than a century, maps of the brain have been based on how brain tissue looks under the microscope. These anatomical maps divide the brain into regions according to structural variations in the ...

Thanks to a mouse watching clips from 'The Matrix,' scientists have created the largest functional map of a brain to date – a diagram of the wiring connecting 84,000 neurons as they fire off messages.