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Snellen chart. Purpose. Snellen chart is used to estimate visual acuity (last three rows are 20/15, 20/13 and 20/10) A Snellen chart is an eye chart that can be used to measure visual acuity. Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in 1862 as a measurement tool for the acuity formula ...
A healthy diet is a diet that maintains or improves overall health. A healthy diet provides the body with essential nutrition: fluid, macronutrients such as protein, micronutrients such as vitamins, and adequate fibre and food energy. [ 2][ 3] A healthy diet may contain fruits, vegetables, and whole grains, and may include little to no ultra ...
Coordinates: 41°10′N 87°0′W. Map of Northwest Indiana. Northwest Indiana, nicknamed The Region after the Calumet Region, [ 1] is an unofficial region of northern Indiana, United States that is located at the northwestern corner of the state. Though there is no official definition of the region, it is based on the Gary, Indiana ...
A traditional Korean dish, kimchi is most commonly made up of fermented napa cabbage and might include daikon radish, carrots, garlic, ginger, scallions, fish sauce and chili flakes. It’s high ...
Richard Lieber was instrumental in the foundation of the Indiana State Park system. The first state park in Indiana was McCormick's Creek State Park, in Owen County in 1916, followed in the same year by Turkey Run State Park in Parke County. The number of state parks rose steadily in the 1920s, mostly by donations of land from local authorities ...
Media and social media’s support of things like “clean eating,” different harmful dietary practices, and general health misinformation may contribute to fears about “toxic” foods and ...
Corneal topography, also known as photokeratoscopy or videokeratography, is a non-invasive medical imaging technique for mapping the anterior curvature of the cornea, the outer structure of the eye. Since the cornea is normally responsible for some 70% of the eye's refractive power, [ 1] its topography is of critical importance in determining ...