An eyelid twitch, or blepharospasm, is a repetitive, involuntary spasm of the eyelid muscles. A twitch usually occurs in the upper lid, but it can occur in both the upper and lower lids. For most people, these spasms are very mild and feel like a gentle tug on the eyelid.
Berkeley County, South Carolina. Berkeley County is a county in the U.S. state of South Carolina. As of the 2010 census, its population was 177,843. Its county seat is Moncks Corner. After two previous incarnations of Berkeley County, the current county was created in 1882.
The OMB defines the area as comprising Berkeley, Charleston and Dorchester counties, an area with 664,607 in the 2010 census (though a July 1, 2012 estimate placed the population at 697,439). Principal cities include Charleston, North Charleston, and Summerville. The area is commonly referred to as the Tri-County Area or the Lowcountry, though the latter term has historically referred to South Carolina coast in general.