We've all encountered moldy food before, whether it's a rogue berry covered in gray fuzz or a green-speckled slice of bread. Maybe you didn't notice the mold growing until you plated your meal — or ...

In an appearance on "Fox & Friends," Fox News senior medical analyst Dr. Marc Siegel noted that wet walls can lead to mold that might not always be visible. Siegel called out two "very serious molds" ...

Moldy bread is not safe to eat because mold can spread below the surface and may produce harmful toxins. Cutting off the visible mold does not remove hidden growth, so the entire loaf should be thrown ...