The linea nigra doesn't usually show up until later on in the pregnancy once your belly has gotten bigger.
I am currently 8 weeks and I started noticing mine at 5 weeks. It is caused by extra hormones, and can start to show early (as in my case) or later on in pregnancy. It all depends, everyone is different.
2 weeks after sex it can show result.
I started to show at my 12 weeks.
the babys growth
An internal sonogram can show pregnancy as soon as 4 weeks. There will likely show an amniotic sac which is the first to form during pregnancy. Within a week after that you can see the fetus start to form. The heartbeat will likely show around 8 weeks.
No as being two weeks into pregnancy is far to early to show any symptoms of pregnancy.
Yes. You can get a positive pregnancy test result roughly 2 weeks after sex
within 8 weeks.
No. Your first scan will determine this