Diagnostic dilemma: Junk-food diet caused a teen's permanent blindness

<p>Mindy Weisberger is a science journalist and author of the book "Rise of the Zombie Bugs: The Surprising Science of Parasitic Mind-Control," published by Hopkins Press. She formerly edited for Scholastic and reported for Live Science as a channel editor and senior writer. She has reported on general science, covering climate change, paleontology, biology and space. Mindy studied film at Columbia University; prior to Live Science she produced, wrote and directed media for the American Museum of Natural History in New York City. Her videos about dinosaurs, astrophysics, biodiversity and evolution appear in museums and science centers worldwide, earning awards such as the CINE Golden Eagle and the Communicator Award of Excellence. Her writing has also appeared in Scientific American, The Washington Post, How It Works Magazine and CNN.</p>