i m a 23 yr old girl.my marraige is fixed for sept. so far i did not have any problems relating to my menstrual cycle except for the date changes at times.but i missed my periods in july-my date was 29th.my problem is dat this month beginning(5th aug) i had periods but there was no normal flow at all instead only drops of blood.i heard this condition is not healthy one...will there be any problem if i have sexual relation next month at this point especially when my menstrual cycle is not normal?my height is 163cm and my weight is 62.