Youâll have to do some sleuthing to figure out whatâs prompting your perspiration. Night sweats arenât rare: In one study published in Annals of Family Medicine, about a third of primary care patients reported night sweats during the past month.
Cholesterol tests also measure total cholesterol and triglycerides, a type of fat found in the blood. People are typically told to have no food or liquids other than water for nine to 12 hours before the exam. Routine check-ups provide no health benefits, study finds.
How to Fast. If you are required to fast prior to your blood test, you should receive specific instructions. Most cholesterol and triglyceride tests require fasting for 12 hours prior to the blood draw, while fasting blood glucose typically requires at least an 8 hour fast. Most people have fasting lab tests completed early in the morning, so if they need to fast for 12 hours, they can be sleeping for most of the fast.