can you please say.,, which is the best time of having sexual intercourse., iam 19 yrs of age... ihave my periods during 4th to 17th day of the month... everything is normal... i want to know., which is the best tym., before the periods , during the periods or after my periods is it safe to have sex..?? ofcourse ,, my boyfriend will be using a condom.,, but still , i want to know.. i am still a virgin .. thank you..