It could be implantation spotting and cramping it is around 7-10 days past ovulation
If you know for sure you ovulated because of BBT Temp Chart then, if was just ovulation pain and this has no indication of whether or not you have conceived.
It be ovulation spotting which i know nothing about telling you the truth or It could be Implantation bleeding
It could be a lot of things, but you need to see a doctor urgently.
Yes, cramping is one indication of pregnancy. The dollar tree sells pregnancy tests for $1, pick one up and be sure.
When your rib cage grows inwards.