Dear James: As hard as I try to keep it clean, there continues to be some dark mildew on the bathroom caulk. Should I just remove the old caulk and redo it? Dear Nick: You can continue to try to clean ...

Due to high humidity levels, mold can sneakily build up in bathroom corners and crevices. Porous surfaces in the shower, such as grout and caulking, are especially vulnerable to mold and mildew growth ...