flesh-eating bacteria

What turns a relatively minor skin injury into the life-threatening horror show? That would be necrotizing soft tissue infection, otherwise known as a flesh-eating bacterial infection. New research suggests that a lack of antibodies against Streptococcus bacteria is a likely risk factor.
The quick and frightening death of a man who contracted a kind of flesh-eating bacterium after cleaning crab pots has made national headlines. Understandably, the public wants to know what causes such a terrifying illness and what, if anything, can be done to prevent it. The media is not helping, but here's some insight.