Convergence insufficiency

Convergence insufficiency (CI) is a problem with the way the eye moves. It makes it hard to focus on things nearby. When the eyes converge, it means they point inward to focus on something close. With CI, the eyes have trouble doing this. CI can cause blurred vision, double vision, and eyestrain.

Simple Kidney Cysts

Simple kidney cysts are fluid-filled sacs that form in your kidneys. These cysts often don't affect how the kidneys function. Simple kidney cysts are very common. They rarely need treatment. Most people don't even know that they have them. Read on to learn more.

Health Screening Guidelines, Ages 2 to 18

This is a summary of the preventive healthcare screening schedules for children and teens, ages 2 to 18. The schedules are mainly for children who don't have special health risks.

Having Cardiac Resynchronization Therapy (CRT)

Your health care provider advises that you have cardiac resynchronization therapy (CRT). This is a procedure to place a small device in your chest and wires in your heart. CRT improves the timing of your heart's contractions. This helps your heart pump better. Read on to learn what to expect before, during, and after CRT.