Carcinoid tumor is a rare type of tumor that grows slowly.

People who have AIDS are much more likely to get certain types of cancer than people without the disease.

Brachial neuritis is nerve damage that affects the chest, shoulder, arm, and hand. It causes pain, weakness and lack of muscle control and lack of feeling in the shoulder or arm.

An epidural abscess is an infection that forms in the space between your skull bones and your brain lining (intracranial epidural abscess).

Bacterial meningitis is an infection of the membranes that cover the brain and spinal cord. It causes headache, stiff neck, and high fever.

Zika is a virus passed on through the bite of a mosquito. It may also be spread through sexual contact and blood transfusions.

Transverse myelitis is inflammation and scarring of the spinal cord that causes pain and weakness in the body.

Borderline personality disorder (BPD) is a kind of mental health problem. People with BPD have unstable moods and can act recklessly. They also have a hard time managing their emotions. Read on to learn more.

A meningioma is a tumor that grows in the meninges, the layers of tissues that cover the brain and spinal cord.

Glycogen storage disease (GSD) is a rare condition that changes the way the body uses and stores glycogen, a form of sugar or glucose.