How many days after sex can u start having effects of being preganant?

how many days till symptoms or pregnancy after sex and what are the symptoms?How many days after sex can u start having effects of being preganant?My mom always said she knew right away. I didn't start to feel anything until about a week or so after we tried to get pregnant. Sore boobs, cramps, those were my first symptoms.How many days after sex can u start having effects of being preganant?soonHow many days after sex can u start having effects of being preganant?I started noticing about 2 weeks or so after... first and only thing I noticed so early was sore and enlarged breasts.