Ptosis is when the upper eyelid droops down more than it should. If the ptosis is severe, it may block vision.

These images will show you how to safely sit down using crutches.

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

Vasovagal syncope is fainting caused by a complex nerve and blood vessel reaction in the body. It's the most common cause of fainting. Unlike other causes of fainting, it's not a sign of a problem with the heart or brain.

Procedural sedation is medicine to ease discomfort, pain, and anxiety during a procedure. Learn more about sedation and how to care for yourself afterward.

Read on to learn about ovarian cysts, including treatment when one ruptures and follow-up care.

Pericardial effusion is the buildup of extra fluid in the sac around the heart. If too much fluid builds up, it can put pressure on the heart and prevent it from pumping normally.

A fusion is a surgery to join 2 or more bones together. During an extreme lateral interbody fusion (XLIF), this is done on the spine.

Cardioversion is a procedure that is done to return your heartbeat to a normal rhythm. It's done when the heart is beating very fast or irregular.

Percutaneous balloon pericardiotomy (PBP) is a procedure to drain extra fluid from the sac around the heart. It's done with a long, thin tube (catheter) that has a small balloon attached. A small hole is made in the sac. Fluid is then drained out through the tube.