The symptoms of left eyelid fluttering during pregnancy may be caused by eye muscle spasm, caused by the following main causes: 1, excessive use of the eyes, such as prolonged reading, reading cell phones, etc.. The eye muscle fatigue caused by prolonged eye use can be massaged by hand around the eye, pay attention to rest and combine work and rest. 2, related to often stay up late, pregnancy is a special period, due to physiological reasons, insomnia, irritability, etc. can occur, affecting the quality of sleep, eye muscle fatigue symptoms of eyelid fluttering. 3. calcium deficiency. More nutrients are needed during pregnancy. If pregnancy reactions occur and calcium is not reasonably supplemented, it can cause low calcium twitching and symptoms of eyelid spasms. During pregnancy, you should strengthen nutrition, do not picky food and do not stay up late. If you often have the symptoms of eyelid twitching, it is better to go to the hospital for examination. Find out the cause and treat it symptomatically.