I Think I'm Not Ovulating When I Randomly Test I I Get A Positive Ovulation Test like Today I Tested…

I Think I'm Not Ovulating When I Randomly Test I I Get A Positive Ovulation Test like Today I Tested On CD 20 An It's Positive So Me An My SO We Would Always Baby Dance When I Get A Positive But I Still Never Fall Pregnant We been Trying For 3Years Now An This Is The First Year I've Used OPK Because I Found Out last Year I Had Pcos So I Was Prescribed Metformin But Sense I've Been Out Of It My Periods Been Kind Of Everywhere this Whole Trying To Conceive Thing Is Getting Really Frustrating