Yea, the first half dozen I thought it was exhaustion, then the 7th one I lost vision in the bottom of my left eye. Finally saw a MD that ordered the right tests and found I have a genetic issue with my blood, I clot 6-8 times easier than most people. I'm taking Warfarin now and have had no issues for the last 6 months or so.Wait.......................................................9 of them???? OMG