Hashimoto's Thyroiditis. Also called Hashimoto's disease, Hashimoto's thyroiditis is an autoimmune disease, a disorder in which the immune system turns against the body's own tissues. In people with Hashimoto's, the immune system attacks the thyroid.
According to the U.S. Census Bureau, the county has a total area of 4,751 square miles (12,310 km 2), of which 4,058 square miles (10,510 km 2) is land and 693 square miles (1,790 km 2) (15%) is water.
LA County Population. The County of Los Angeles is the largest county in the United States based on population. According to the California Department of Finance, the LA County population as of January 1, 2015 was 10,136,559. LA County is home to 88 cities, including LA City. The population of those cities varies from 122 people in Vernon to nearly four million in the City of Los Angeles. The largest cities in LA County are: 1) Los Angeles - 3,957,022.