Well, as a matter of fact, it is quite normal to have red eyes after delivery. First, you should know that the main cause of red eyes can be the eye infection, and it is caused by bacterial, viral, and allergic. So, when you have eye infection, your eyes can be itchy, aching, and red. What is more, after deliverying, it is easier to have eye infection, which give rise to red eyes. To treat it, there are a few measures to relieve it. You are supposed to have some cold compresses on your eyes. For example, you can have some cold cucumber or tea bags. By using it, it will just make your situation better. In addition, do not rub your eyes even your eyes feel itching. Avoid get something into eyes because it's bad for your eyes recover. Last but not the least, you could also have the good rest for the eyes to let the eyes get recovery soon.