Superbug: MRSA colonization - the long-term risk

Superbug: MRSA colonization - the long-term risk: "MRSA colonization - the long-term risk
One of the ongoing puzzles of MRSA's behavior is the significance of colonization, that situation of MRSA living on the skin — or in the nostrils or other locations close to the body's external surface — without causing illness. It's not known how frequently MRSA colonization occurs, for one thing: The long-standing estimate of 1% of the population has been challenged by a number of recent studies."