Top 10 Germs on Your Smartphone

This patient has cellulitis from a Streptococcal infection. © Dr. Barry Slaven/Visuals Unlimit/Visuals Unlimited/Corbis

Anderson Cooper has seen a lot of things during his time on the small screen. The silver-haired news anchor has followed deadly crocodiles into underwater caves, chased hurricanes in New Orleans and dodged bombs in the Middle East. But CNN's leading man was never more shaken than when he learned that his "beloved" BlackBerry tested positive for fecal strep [source: Perricone].

Streptococcus generally comes in two forms, commonly referred to as group A and group B. The first type of the bacteria is the one that many of us encountered as kids in the form of strep throat. It can also cause more serious maladies, like scarlet fever, toxic shock syndrome, cellulitis (infection that causes the skin to swell) and a flesh-eating disease called necrotizing fasciitis. Group B is also something you don't want to tussle with, as it can leave you with pneumonia, as well as a urinary tract, blood or skin infection [source: National Library of Medicine].

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