Running can feel exhausting, but it shouldn't leave you so gassed you can't get off the couch for the rest of the day or that it takes you a full week to recover from a workout. Too often, that sense ...

Ferritin is a protein that’s produced in the body’s cells, and largely concentrated in the liver and immune system cells. Ferritin stores and releases iron, which is essential for producing red blood ...

Everyday Health: Leland Metheny, associate professor at the School of Medicine, explained how there may be other reasons your ferritin test results may be abnormal. "Ferritin levels should be ...

Children with systemic juvenile idiopathic arthritis (sJIA; Still disease) and those with rheumatoid factor (RF)-positive polyarthritis exhibiting high disease activity had higher serum ferritin ...

Most people think of iron deficiency as something that shows up clearly in a blood test. But in recent years, researchers and clinicians have begun paying attention to a less noticeable condition that ...