Electrolytes are minerals in your blood and other body fluids that carry an electric charge. Electrolytes affect how your body functions in many ways, including: 1  The amount of water in your body. 2  The acidity of your blood (pH)  Your muscle function.
Louisville-area population tops 1.3 million. The population of the Louisville metropolitan statistical area has reached an estimate of more than 1.3 million, keeping the local MSA among the largest U.S. markets. Based on estimates by The Business Journals, an affiliate of Business First, the population of Louisville was 1,306,171 as of Jan. 15.
1 Louisville\'s pop. is over 600,000 added by Ken Rose Jr. 2  In 2000, The City of Louisville and Jefferson County merged to create Louisville Metro thus making it the sixteenth largest city in the country. 3  Louisville Metro now includes Jefferson, Oldham, and Bullit Counties in Kentucky and Clark County in Indiana.