
Originally Posted by
JJorn
If you really had a period on June 12th and then only had sex on the 16th and 17th of June, it is unlikely that you are pregnant. If your cycle is normally 28 days, that means that you ovulate around day 14 (approximately 2 weeks before your period) - in this case you'd be estimated to be ovulating around June 25th so now would be the time that you should be having sex to get pregnant.
Now, some women do mistake early pregnancy bleeding for a period but it is unusual. If you did not actually have a period on June 12th then the symptoms that you are experiencing could be due to pregnancy. You could also just be getting sick or have these symptoms because you are ovulating.