Ferritin is a protein that stores and releases iron (a mineral) in the body. A ferritin test measures how much of this protein is in your blood, helping diagnose health conditions caused by too much ...

This article was reviewed by Felix Gussone, MD. If you’ve been feeling a bit more couch potato than go-getter lately, dragging through the day, snapping at people for no reason, or wondering where ...

Non-fasting glucose levels should usually be under 125 mg/dL. A non-fasting glucose level above 200 mg/dL could indicate diabetes. A random blood glucose test measures sugar levels anytime, even after ...

You have just taken a pregnancy test, and congratulations, it is positive. Now the gynaecologist recommends a blood test to ...