instruction: hi doctor I am 18 weeks days pregnant my friend told me that I am supposed to add two weeks to those 18 weeks while counting is that true can I get pregnant if I had sex during period my period was on the 28th and I had sex on the ith that time my period was on but not heavy could I have gotten pregnant that time how long do sperm stay in the body please explain
output: hi for further information consult an obstetrician and gynaecologist online