5 free things to do in Orlando (no theme parks!)

August 04, 2014 12:00 AM

UPDATED July 30, 2014 05:51 PM

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  • It's only temporary - smartphone blindness

    Smartphone habits may force doctors to ask patients a few more questions when diagnosing vision or neurological problems. “I think if a person experiences a temporary loss of vision in one eye, that’s potentially a very important problem for which they should seek medical attention,” says Mayo Clinic neurologist Dr. Dean Wingerchuk. “But, it doesn’t always mean there’s an abnormality.”