The Hidden Truth About Toothbrushes

Your toothbrush sits inches from an invisible cloud of fecal bacteria every time you flush.

But here's what they never told you. The first mass-produced toothbrushes in

1938 used nylon bristles so stiff they shredded gums until they bled. Prisoners actually

made them, their hands scarred from the machinery. The inventor died never knowing his

creation was colonized by millions of microbes within hours of first use. Every morning you're

brushing with