question: hi Doctor, i have 28 days cycle and i expect that am pergnant this month.But i got my periods today my 28th day.Is it possible still am pergnant? i had symptoms like morning and after meals i feel acid reflux,mild pinches on my right lower abdomen 3-4 days before ,joints pain 2 days back,sudden increase in my breast size and stomach bloat.Please advise am i pregnant.