Medically reviewed by Andrea L. Braden, MD Key Takeaways Anemia can make you feel tired because your body isn't getting ...

An Hgb blood test measures a person’s hemoglobin levels. This protein helps red blood cells carry oxygen and keep cells and organs functioning. Low hemoglobin is known as anemia. Hemoglobin is also ...

Feeling constantly tired, dizzy, or weak could indicate low hemoglobin, a condition where your red blood cells don’t carry enough oxygen to your body. Hemoglobin is essential for transporting oxygen ...

Iron-deficiency anemia is a common complication of chronic kidney disease (CKD). It happens when your body doesn't have enough iron. You need iron to make the protein hemoglobin, which helps your red ...

Children can often appear tired or irritable, but when these symptoms become an ongoing problem, it could be a sign of something more serious. Fatigue, pale skin, and even a bad mood can be signs of ...

When your body doesn’t have enough iron, you typically feel it. Most commonly, low iron makes you tired, cold, and short of breath. Your skin may be pale and clammy, too. Here’s why low iron saps your ...

I have a history of polyps. I recently had nasal polyps removed, and a previous colonoscopy had also revealed polyps. I have been put on a blood thinner (Xarelto) and an aspirin. Since I started ...

Abnormal hemoglobin levels — both low and high — are associated with an increased risk of developing subsequent dementia, new research shows. The latest results from the Rotterdam Study — a large, ...

In the decades since the human genome was first sequenced, scientists have repeatedly and boldly declared that “the concept of race has no genetic or scientific basis.” 1 Yet medical and research ...