This causes a red very painful eye, with poor visual acuity.
All subjects had a visual acuity of 609 or better in both eyes.
Their goal is to "give you the highest visual acuity while providing an aesthetic appeal."
His mental acuity is always sharply honed and aids him in all that he endeavors.
People who exercise regularly report lower stress levels, better concentration, improved mental acuity and some studies are beginning to point toward exercise as a way to keeping the mind sharp as you age.
