I have pain in my left from one month. I had -4.5 in left eye and -4 in right and 6/6 vision with glasses.. I had visited 2-3 doctor.one of them told me that I had sinusitis i had completed my sinus medicine but doesn't get relief from that other two told that I had eye infection and my muscles weak they gave some drops and told me to do convergence exercise but get too relief.. when I stare at t.v or phone I get my pain started.. Please help!!!