Organ rejection is when your immune system attacks a transplanted organ. It's most common early, but can happen anytime. Watch for fever, pain or swelling, trouble breathing, less urine, sudden weight gain, or yellow skin or eyes.

An interscalene block is a type of peripheral nerve block. It's a shot of numbing medicine that's given near the brachial plexus in the neck, near the collarbone. Learn how it's done, what to expect, and what the risks are.

People who get an organ transplant (organ recipients) and people who donate an organ (organ donors) are less healthy if they smoke cigarettes. Quitting smoking (smoking cessation) is important so that people who get or donate an organ can be as...

Posture is how you hold your body when you sit, stand, and move. Body mechanics is the way you use your body safely during daily activities. These include things like lifting, bending, carrying, and reaching. Good posture and safe body mechanics...

May-Thurner syndrome is a condition that affects blood flow in the pelvis and legs. Normally, blood from your legs travels back to your heart through large veins. In May-Thurner syndrome, this blood flow is partly blocked. This happens when the...

Contrast-enhanced mammography (CEM) is a test to find breast cancer. It takes X-ray pictures of the breast, like a regular mammogram. It also uses contrast material. Contrast material, or contrast dye, is a substance that makes blood vessels or...