The cause of redness in the eyes may be related to many diseases. For example, diseases of the eyelids, conjunctiva, cornea, or even deeper parts of the eye, or after trauma, foreign bodies, or irritation can be related. If you notice a significant increase in redness in the eyes over the past few days, along with an increase in eye discharge, it is usually considered to be caused by conjunctivitis, which may be related to a bacterial infection, or a viral infection, etc. Therefore, you can consider using antibiotic eye drops or antiviral eye drops to treat your eyes locally. If the eyes have been increasing red blood, and for a long time, it may also be chronic conjunctivitis, which may be caused by acute conjunctivitis that has not been thoroughly treated, or is caused by a long time in the irritating environment of smoke and dust, so you need to find the cause, improve the environment, pay attention to hygiene, and also consider local anti-inflammatory treatment. If you notice an increase in redness in the eyes, with photophobia and tearing, and even vision loss, it may be keratitis. Also increased red blood near the edge of the cornea may be glaucoma, uveitis, endophthalmitis, etc. Red bloodshot eyes with dry and fatigued eyes may be dry eye, blepharoplasty, or lack of sleep, staying up late, etc. Therefore, if there is an increase in red bloodshot eyes, it is advisable to visit the ophthalmology department of the hospital promptly. Treatment should be carried out according to different diagnoses.