Neurology

healthcare

ALS, or amyotrophic lateral sclerosis, is a progressive neurodegenerative disease that affects nerve cells in the brain and spinal cord. Symptoms onset is often gradual and easi...

medical-how-to

The cremasteric reflex is a superficial spinal reflex that pulls the ipsilateral testicle upward via contraction of the cremaster muscle in response to stroking the inner thigh....

health-explainer

When hands draw up into a curled, clenched, or stiff position, people often wonder whether this is a harmless habit or a sign of something more serious. Involuntary curling can...

Health

Spine tingling, often described as pins and needles or numbness, usually happens when a nerve is briefly compressed or irritated. Common benign causes include sitting or lying i...

Health

Legs numb after sex is common and usually not serious. It happens when pressure on nerves or blood vessels reduces sensation or blood flow. In most cases, numbness goes away on...

healthcare

Neurology and psychiatry both study the brain and nervous system, but they approach care from different directions. Neurology focuses on the nervous system’s structure and fun...

healthcare

A stroke in dogs occurs when blood flow to part of the brain is suddenly interrupted, either because a vessel is blocked (ischemic stroke) or because a vessel ruptures (hemorrha...

Science & Health

Loss of all brain function, including brainstem activity, is incompatible with life. In practical terms, a human cannot survive without a functioning brain because the brain con...

neurology

Multiple ring-enhancing lesions describe distinct abnormalities seen on MRI or CT where the margins of a lesion light up after contrast, while the center may appear darker. Thes...

Health

ALS, or amyotrophic lateral sclerosis, is a progressive neurodegenerative disease that affects nerve cells in the brain and spinal cord, leading to loss of voluntary muscle cont...