After a brain injury, a person may be less able to coordinate sequential activities, process thought, and use language. At first, therapy may be provided by medical professionals and therapists. But often longer-term support by family and friends is needed. Read on to learn more.

An electroencephalogram (EEG) is a test to find problems in the electrical activity of the brain. Read on to learn what happens before, during, and after the test.

Electroencephalography (EEG) is a test that measures your brain wave activity. Learn why it's used and how to prepare for the test.

From start to finish, your procedure will take about 30-60 minutes. The test may be done in a medical office. Sometimes the procedure is done in a radiology suite with X-rays as a guide.

A lumbar puncture is also called a spinal tap. It may be used to look for problems in your brain, spinal cord, and related structures.

Evoked potential tests measure the electrical activity in the brain as nerve pathways are stimulated.

You will be having electromyography (EMG) and nerve conduction studies (NCS) to measure muscle and nerve function. In most cases, both tests are done.

Follow our step-by-step guide to setting up a clean IV worksite.

You're having surgery to remove part or all of your thyroid. Learn what to expect before, during, and after the procedure.

A ventilator is a machine that helps a person breathe. If someone you care about is on a ventilator, you can find some answers to your questions here.