How to tell why i have a urinary tract infection two weeks after losing my virginity?

Honeymoon cystitis?: Have you heard honeymoon cystitis? Somehow, most female UTI happens to sexually active females, and usually within 2 days, but may be later. Such does not happen to every female but few. As to its precise cause, it's within speculation - being related with personal defense mechanism. So, it recurs over time; a measure to cope can be deduced for individual need. More? Ask treating doc timely.