You have an arteriovenous malformation (AVM). An AVM is an abnormal tangle of blood vessels in the brain. Some AVMs never burst (rupture). But some things can lead to a rupture. If you have an AVM, you were likely born with it. But most people don't know they have one until a problem develops.

Cystoscopy is a procedure that lets your healthcare provider look directly inside your urethra and bladder.

The goal of eye safety is to protect your eyesight. Eye hazards are everywhere. Only you can help protect your eyes and your sight by wearing the correct protective eyewear for the hazards you run into.

Despite every precaution, eye injuries can occur. First aid—knowing what to do in an emergency before it happens—may save your own or a coworker's eyesight in the event of an accident.

Learn how to recognize and care for your safety glasses.

Eye protection at work can involve a variety of protective eyewear.

When one car hits another, each person’s body is thrown toward the impact, then away from it. This is whiplash. Even at slow speeds, the force puts stress and strain on the spine, especially the neck. The weight of the head stretches and damages muscles and ligaments, and may pull spinal bones out of line.

You or a loved one may have had an accident or serious illness. If so, you are likely to be worried and afraid. Knowing more about the emergency room (ER) can help you feel less anxious.

Ultraviolet keratitis is when exposure to too much UV (ultraviolet) light hurts your cornea. This causes pain and affects your vision.

Torticollis happens when muscles on one side of the neck contract (tighten). This causes the neck to twist or tilt to the side.