Toothbrushes and Showerheads Swarm With Unknown Viruses – And That’s Good News SciTechDailyYour showerhead and toothbrush are teeming with viruses. But don’t panic – these microbes could save lives CNNToothbrushes and showerheads are teeming with viruses unknown to science, study shows Livescience.comYour toothbrush is teeming with hundreds of types of viruses New ScientistViruses are teeming on your toothbrush, showerhead Northwestern Now