Peeing after sex..

Kimberlee • 28 | Married | Two Boys, & pregnant with our Baby Girl! ❤️
Husband and I are going to be trying in the next couple of days.... I've heard not to pee for a while after he ejaculates in you? It sounds kind of funny to me, but I pee afterwards every time to prevent UTI's. Opinions on this? Thank you 😄