Brain and Nervous System Medical Reference

WebMD discusses the symptoms, causes, and treatments of subdural hematoma.

What causes foot and hand tingling? WebMD investigates and provides the facts.

Cochlear implants are surgically implanted devices for people with severe or profound hearing loss. Get the facts on cochlear implants and how they work.

WebMD explains the various types of dystonia, a disorder that causes involuntary muscle contractions, along with their causes, symptoms, and treatments.

WebMD explains the many causes of brain swelling - from traumatic injury to stroke - along with symptoms to look out for and treatments to bring down the pressure.

Tic disorders involve sudden, repetitive movements or sounds. Examples include Tourette syndrome, characterized by multiple motor and vocal tics.

WebMD explains the causes, symptoms, and treatment of nerve pain and nerve damage.

WebMD explains various types of coma -- what causes them, how they are treated, and the prognosis for a person in a coma.

WebMD explains common causes of brain lesions, along with their symptoms, diagnoses, and treatments.

WebMD explains the causes, risk factors, symptoms, and treatment of a brain hemorrhage.

Learn more from WebMD about concussions, including symptoms, causes, treatment, and prevention.

WebMD explains the neurological condition apraxia -- with a focus on apraxia of speech. Find out about the symptoms, what causes it, what tests are used to diagnose it, and its treatments.

WebMD examines common causes of brain damage, along with types, symptoms, diagnosis, and treatments.

Aphasia is a communication disorder that can affect your speech, writing, and ability to understand language. Here’s a look at what causes it, diagnosis, and treatment options.

WebMD explains the symptoms of peripheral neuropathy.

Meningitis can be a very serious illness. The experts at WebMD answer basic questions about the causes, symptoms, treatment and prevention of the disease.

WebMD explains how to spot symptoms of meningitis, a disease that can be fatal.

Hypopituitarism is a condition in which the pituitary gland (a small gland at the base of the brain) does not produce one or more of its hormones or not enough of them.

Normal pressure hydrocephalus(NPH) is a neurological disorder caused by too much fluid pressing on the brain. WebMD explains causes, symptoms, and treatment options.

Learn more about what causes gait disorders and how to manage them.

WebMD gives you tips for living with essential tremor.

WebMD explains the symptoms, possible causes, and treatment of essential tremor, common movement disorder that causes uncontrollable shaking in the upper extremities.

WebMD explains how essential tremor is diagnosed.

Deep brain stimulation (DBS) is used to treat a number of movement disorders, including essential tremor. WebMD tells you more.

Stress can worsen essential tremor. WebMD explains the warning signs of stress and how to minimize its effects on you.

Stereotactic thalamotomy, a brain surgery that destroys the thalamus, is used to treat essential tremor when all other treatment options have failed. WebMD tells you more.

A look at the causes, symptoms and treatment of this condition, in which muscles are continuously tight or stiff.

Learn about the types of neurofibromatosis, along with their symptoms, diagnosis, and treatments.

WebMD corrects some of the misconceptions about mad cow disease and its risk to humans.

WebMD explains the diagnosis and treatment of myasthenia gravis.

Get the basics on myasthenia gravis from the experts at WebMD.

WebMD explains the symptoms of myasthenia gravis, a disease marked by muscle weakness.

Understand the basics of fainting and blacking out from the experts at WebMD.

Understand the symptoms of fainting from the experts at WebMD.

If you are prone to fainting, follow some of these preventive measures from the experts at WebMD.

From symptoms to treatment to prevention, get the basics on tetanus from the experts at WebMD.

From symptoms to treatment to prevention, get the basics on tetanus from the experts at WebMD.

From symptoms to treatment to prevention, get the basics on tetanus from the experts at WebMD.

WebMD explains how your doctor will determine the cause of your fainting, and what to do if someone nearby faints.

Peripheral Neuropathy - A condition where the nerves that carry messages between your brain and spinal cord get damaged.

WebMD's guide to the diagnosis, treatment, and prevention of peripheral neuropathy.