My Husband And I Were Having Sex And My Cervix

my husband and I were having sex and my cervix is really tight he said it hurt a little and then he said almost 2 days better than his penis was read on the tip and there was kind of hurt when he used the restroom I also blood a little the next day after having sex what would cause its and whatneed to do to prevent this from happening because this is the second time it's happened in a month