The left eyelid keeps jumping may be related to physiological causes, such as excessive eye use, poor rest, etc., or pathological causes, such as eye inflammation, neurological diseases, intracranial tumors, etc. For the causes, there are different treatment measures, the specific analysis is as follows: a. Physiological causes: excessive eye use, poor rest, excessive tension can lead to eye muscle spasm, which leads to eyelid jumping all the time; usually you can pay attention to rest, do not overuse the eyes, if necessary, you can use nerve-nourishing drugs to treat. Second, pathological causes: 1, eye inflammation: bacterial infection can cause eye inflammation, inflammation will stimulate the eye muscles, resulting in muscle spasm, the phenomenon of eyelids have been jumping, you can use some antibacterial anti-inflammatory eye drops, such as levofloxacin eye drops; 2, neurological diseases: such as supraorbital neuralgia, due to the nerve fibers that govern the eyelid muscles are impaired, will lead to eyelids have been jumping, you can use some Nerve-nourishing drugs, such as methylcobalamin, glutamate, etc.; 3, intracranial tumor: it may be that the intracranial tumor presses on the nerve of the eye and the eyelid jumps, then the cause should be identified immediately and the treatment plan should be formulated to treat the original disease according to the type and stage of the tumor. If the left eye keeps jumping, firstly, excessive eye use, poor rest and excessive tension should be ruled out, then check whether the disease is suffered, if it is the former, resting for a period of time is sufficient, if it is the latter, timely treatment is recommended.