You might be, but you wouldn't have symptoms 5 days after having sex. Take a test if you miss your period.
What are the signs of implantation?
Also cramps I thought I was getting my period and I didn't
The first symptoms before even know I was pregnant were frequent urination bad headaches and heart burn and I didnt even know I was maybe u r...cuz I remember two weeks after I got pregnant feeling dizzy...maybe u r
Also a major headache lately.
If u were ovulating or during ur fertility week u probably are wait until u miss ur period