Dr. Caroline Mitchell, center, and Dr. Agnes Bergerat watch as clinical research coordinator Briah Cooley processes a vaginal fluid donor sample to be stored and then given to people with recurrent BV at the Massachusetts General Hospital. (Jesse Costa/WBUR)
Many people in the U.S. have bacterial vaginosis, or BV, which in some cases is linked to serious, long-term health issues. And there hasn't been a good treatment for it until now.