Fisheries biologist Eric Gittinger can't forget that first face-to-face encounter. Every time he bends over to peer into a microscope or pore over a data table, the reminder comes as a throbbing, headache-inducing pain in his neck. "I had an MRI last week, and it doesn't look like there's any spinal damage," he says. "But anytime I look down, it is pretty uncomfortable." ¬ The cause of Gittinger's condition literally leapt out of the... More >>>