The iris is a circular, pigmented membrane that provides the eye its color and the opening in the center is the pupil of the eye.
The iris is made up of muscular fibers that control the amount of light entering the pupil so that you can see clearly. The iris accomplishes this task by making the pupil smaller in bright light and larger in dim light.
Dry weather and other things can wreak havoc on your eyes. When they’re bothering you, it’s important to find relief quickly.
Here are some things that might be bothering your eyes, plus ways to fix them. And if these tips don’t help, check with your doctor.