If you have about a 35 day cycle then its very possible. Most people normally ovulate 14 days BEFORE the start of the next period.

I watched my grandfather pass from lung cancer. I don't know what her exact signs will be due to leukemia but from our experience about 24 hours before he passed away he wasn't hungry and couldn't eat dinner the night before, the next morning his blood pressure was really low, still no appetite and he … Read more

You may have had whats called a blighted ovum, where you conceive but it doesn't fully take or implant due to chromosome abnormalities.