Just because symptoms go away, it's doesn't mean infection isn't present and he could still infect
When it comes to females
, up to 50% of females
do not have symptoms as well, therfore you may be part of the 50% who do not have symptoms, or at least noticeable ones, until now. In addition, there are non sexual ways to contract Trich. It's a protozoa that can live outside the body for a period of time. Not indefinitely, but long enough to latch onto a host.