See the 8 steps to measuring your blood pressure at home.

Illustrations to show you how to check your blood sugar.

Here are images that show the steps of hand washing.

Here are images that show the steps for using a nebulizer for a child.

Here are images that show the steps of using a nebulizer.

Here are images that show the steps of using a dry-powder twist inhaler.

Here are images that show the steps of using a dry-powder diskus inhaler.

Here are images that show the steps for using a metered-dose inhaler with a spacer.

An eye twitch is an automatic blinking of your eyelid that you can't control. This abnormal blinking may happen many times a day. If eye twitching is severe, it can cause problems with your eyesight.

Ependymoma is a rare type of tumor of the brain or spinal cord. It can occur in both children and adults. In adults, it is often in the spinal cord. The tumor may not be cancer (benign), or it may be cancer.