Corns and calluses are related problems to blisters on the skin. 1  Corn: A build-up of hard skin near a bony area of a toe or between toes. Corns may be caused by pressure from shoes that rub against the toes or cause friction between them.  Callus: A build-up of hard skin, usually on the underside of the foot.
Dayton, Kentucky. Dayton is a home rule-class city along a bend of the Ohio River in Campbell County, Kentucky, in the United States. The population was 5,338 at the 2010 census. It is less than 3 miles (5 km) from downtown Cincinnati, Ohio.
Dayton is a city in Rhea County, Tennessee, United States. The population was 6,180 at the 2000 census. The Dayton, TN, Urban Cluster, which includes developed areas adjacent to the city and extends south to Graysville, Tennessee, had 9,050 people in 2000. Dayton is the county seat of Rhea County.