Vertical heterophoria can even be brought on by a stroke, radiation or chemotherapy, Feinberg said. "Anything that affects the brain in any way can tip people into this condition." Learn more ...

The answer: vertical heterophoria, a misalignment of the eye muscles that can trigger symptoms such as dizziness, headaches and anxiety. Now, with treatment, Maze is pretty much back to normal ...

Vertical heterophoria can even be brought on by a stroke, radiation or chemotherapy, Feinberg said. "Anything that affects the brain in any way can tip people into this condition." Learn more ...

The answer: vertical heterophoria, a misalignment of the eye muscles that can trigger symptoms such as dizziness, headaches and anxiety. Now, with treatment, Maze is pretty much back to normal ...