Hemoglobin has played a central role in the understanding of many biochemical and biophysical principles, as Eaton and colleagues point out on page 351 of this issue of Nature Structural Biology.

Anemia can lead to a lack of oxygen in the body, which can be harmful to your body. The normal hemoglobin in your blood for your body to function properly should be between 14 and 18 g/dl for men ...

When hemoglobin levels drop below normal, the body struggles to perform daily tasks, leaving you feeling weak and lethargic. Iron is essential for producing hemoglobin, and adding iron-rich foods ...

Every person has two copies of the hemoglobin gene. Usually, both genes make a normal hemoglobin protein. When someone inherits two mutant copies of the hemoglobin gene, the abnormal form of the ...