Hello Doctors, yesterday I had protected sex and today I got change in size of my breast, stomach and hips. And also I had protected sex last month two to three times thats is feb 2018. After this I did pregnancy test two three times and the result is one line thats is negative .and my last period was 3 feb 2018 and I got period on 1 march 2018. I have an doubt, after intercourse my weight gained 2 4 kg and hips and breast gone big as compare previous. Is there any starting sign of pregnancy. Please help me. As I am confuse and in tension. Or what should I do. As I am engage with my husband and rt now not planning for child before marriage.