The sclera is the white part of your eye. It's a tough, protective covering and the muscles that control eye movement are connected to it.
Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.
Images provided by The Nemours Foundation, iStock, Getty Images, Corbis, Veer, Science Photo Library, Science Source Images, Shutterstock, and Clipart.com