This is often called facial masking. If so, you should ask your doctor about Parkinson's disease. What is normal? Some medicines can cause you to have the same type of serious or staring look, but you would go back to the way you were after you stopped the medication. Dizziness or Fainting
Supposed to be a 12 hr fast-except water or juices. The above answer is wrong. Water is the ONLY thing that you can drink to satisfy the fasting criteria...8 hrs should be adequate.Liver function tests do not require fasting since the tests are not affected one way or the other. Juices generally contain sugars that affect other testing (like glucose).upposed to be a 12 hr fast-except water or juices. The above answer is wrong. Water is the ONLY thing that you can drink to satisfy the fasting criteria...8 hrs should be adequate.
Diagnostic Laboratories. Patient Information: Fasting Blood Tests. If your doctor orders a fasting blood test, you should not have anything to eat or drink for 12 hours before you go to the laboratory to have your blood taken. Some examples of fasting blood tests are fasting glucose, fasting triglycerides, fasting lipids and glucose tolerance.