Contrast Sensitivity Testing - A person with normal visual acuity but poor contrast sensitivity might see the trees in the foreground clearly (high contrast), but have trouble seeing the contours of the mountains against the sky in the background (low contrast).

Wavefront Lasik surgery utilizes the power of 3D imagery to improve contrast sensitivity in the eyes and make vision more precise. This infographic from an NYC Lasik surgeon has more facts about laser eye procedures. Source: http://www.markhornfeldmd.com/670563/2013/03/26/improve-your-sight-with-lasik.html

Wavefront Lasik surgery utilizes the power of 3D imagery to improve contrast sensitivity in the eyes and make vision more precise. This infographic from an NYC Lasik surgeon has more facts about laser eye procedures. Source: http://www.markhornfeldmd.com/670563/2013/03/26/improve-your-sight-with-lasik.html

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Contrast sensitivity, the ability to distinguish gradations of light to dark, may be improved with visual exercises.

"Palsy of the Gut" and Other GI Manifestations of Lyme and Associated Diseases - Public Health Alert | Investigating Lyme Disease & Chronic Illness

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