blurring vision or seeing small flecks of light. This will usually last about
half an hour. Then, the migraine starts. But, tonight was different. I saw the blurring vision or small flecks of light for about a half hour. Only this time, the migraine did not happen. Been having problems with symptoms of COPD of course. Part of the disease I know. But, there has been indications for several months, that my oxygen level has been dropping.