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.
For example, a 150-pound person burns 147 calories per hour -- or 1,176 calories in eight hours -- standing while performing desk work, which is 33 more calories per hour than standing quietly. Light work or not, however, standing does not replace exercise.