Red blood in your eyes. What's going on?

There are many reasons why the eyes are bloodshot. If the conjunctiva is accompanied by obvious congestion or obvious increase in eye discharge, it is considered acute conjunctivitis and needs to be treated with antibiotic eye drops and antibiotic eye ointment. If there are no other uncomfortable symptoms. Performance, may be caused by staying up late, eye fatigue, dry eye syndrome, etc., you can take sufficient rest and appropriately consider using artificial tear eye drops for treatment. If accompanied by red eyes and obvious itching, may be caused by allergies, need to get rid of allergens and anti-allergic eye drops treatment. If accompanied by eye pain, may be glaucoma, iritis, etc., it is best to go to the local hospital ophthalmology for treatment.