A new study finds that a blood test may be a more reliable indicator of liver disease than asking how much a person drinks. ...

Follow any fasting instructions, stay hydrated, avoid alcohol or strenuous exercise beforehand. Wear a short-sleeve shirt for ...

Blood tests help doctors check for certain health ... shows the level of the GGT enzyme in your system. A high reading may indicate liver disease, bile duct problems, or alcohol abuse.

Following my cortisol blood test, I've spoken with several doctors to better understand my "high cortisol" results and answer the question: Should we all be concerned about cortisol? Or are all ...