Two week early period.......

Ladies has any of this happened to any of yall.....weve been trying to concieve for a year and a half..... I started my period two weeks exactly early.....im bleeding alot of super bright red blood...enough to soak my tampons quickly which my period is usualy light lasting only 5 days normally....its been 4days now ive been bleeding alot.....ive had mild cramps but very fatigued and moody...... i had ovulated two days prior to bleeding because of a positive ovulation test....im worried maybe i was pregnant and something happened.....has this ever happened to any of you....thx in advance