Persistent fatigue in people with IBS may signal a hidden iron deficiency that routine tests can miss, complicating diagnosis ...

Finding yourself suddenly feeling tired, losing hair or even experiencing mood changes can impact your quality of life. Equally scary is not knowing what's causing those changes. While these same ...

Oral iron improved fatigue symptoms in nonanemic menstruating women with low ferritin levels. Does iron deficiency cause fatigue in the absence of anemia? If so, can oral iron therapy improve symptoms ...

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 ...