When Should You Visit A Doctor for Red Eye Problems If you notice ongoing redness in your eyes or in a loved one, recognizing the warning signs that require medical care can protect your vision. Occasionally, eye redness is caused by simple, non-serious factors, certain symptoms demand immediate medical attention. https://www.diigo.com/item/note/b2kvl/exjt?k=b0b0e3fa8f396bea95ffb0508ee36d66