Hello I got my eye examined from 2 opthamalogist doctors after I noticed eye flashes from my right eye but they didn't found any tear or something..I am myopic too R 3.25  L 2.25 my vision is perfect with glasses But my symptoms are as follows.. Tingling in ears head feels pressure also I have little bit cold & cough They day before I noticed eye flashes was after i hurted my right neck and area specially area behind my neck and also I had Little bit of sleepless night due to office work One of the doctors said it could be migraine but I don't find any headache just pressure on my head