Doctors advise that patients fast for an average of 9 to 12 hours before a cholesterol test. Foods can also affect a cholesterol test and should be avoided during the fasting period. The only thing that can be consumed during the fasting period is water.
Cholesterol levels are checked with a simple blood test. This test checks the fat levels within the blood. In most cases, the cholesterol test focuses on the LDL cholesterol and not the HDL levels.Learn more about Coffee & Tea