Summer is here! For those of us who are pregnant (and I am currently in my third trimester of pregnancy), the heat and humidity are just a recipe for misery. But you know who loves heat and humidity? Yeast. And summertime is prime time for vaginal yeast infections. What is a vaginal yeast infection?Vaginal yeast infections are caused by an overgrowth of a fungus called Candida. All people have a balanced mix of …