Hi, I have been tracking my periods and cycles for a loooonngggg time and they have been between 31-33 then two cycles ago I missed three days of my period and my cycle went to 35 days and now my period has changed and I have worked it out when my next period comes round my cycle days should be 29 so does this change my ovulation date because I have worked it out and I should be ovulating today and we (done our deed) yesterday and today so yeah this is a big thing for me, sorry for (tmi) haha please help!!!!