CLIA ensures that laboratory staff are appropriately trained and supervised and that testing laboratories have quality control programs in place so that test results are accurate and reliable. To enroll in the CLIA program, laboratories must complete a certification process that is based on the level of complexity of tests that the laboratory will perform.
Health experts have figured out how much time you should sit each day. Alex Cossio, AP. British experts are recommending office workers stand for at least two hours a day, in a warning against the dangers of sitting.
1 A natural healthy amount of sitting is about three hours a day; the average American office worker sits for up to 15 hours daily.  Prop your computer up on a stack of books, or use an adjustable height desk or treadmill desk, so you can stand instead of sit while working.