Red bloodshot eyes may be caused by bad habits, conjunctivitis, foreign bodies in the eyes, etc. Different treatments, such as general treatment and medication, need to be chosen according to different causes. 1. Bad life habits: daily life often stay up late, long time use of eyes can cause red eyes, patients should pay attention to rest, and develop good eye habits, and pay attention to eye cleaning. 2. Conjunctivitis: Patients with conjunctivitis may have conjunctival congestion, which is manifested as red blood in the eyes. If it is caused by bacterial infection, patients can follow the doctor’s instructions to use antibiotics, such as tobramycin, levofloxacin, etc., usually for local use, but can also be combined with systemic medication if necessary. 3. eye foreign body: when the conjunctiva by sand and dust and other small foreign body stimulation can also be manifested in the eyes with red blood, the patient can use saline or artificial tears to rinse the eyes, generally remove the eye foreign body in the eyes after the red blood can subside. Red blood in the eyes can also be seen in other causes, such as keratitis, inverted eyelashes, etc., if appropriate rest can not be relieved, it is recommended to go to the hospital in a timely manner, to determine the cause of the disease and standardized treatment.