Last October, Dr. Ian Crozier was released from Emory University Hospital after nearly losing his life to Ebola. Months later, he began to experience pain and fading vision in his left eye. Within a few days, his iris, which is normally blue, had turned green.
A total of eight people have now died following exposure to H7N9, a lethal new strain of bird flu that by last count had infected at least 24 people. Concern, expressed by epidemiologists and felt by people around the world, is prudent and warranted. Panic, and the rhetoric that comes with it, is not.