Blood gets its color from hemoglobin, the protein in your red blood cells that carries oxygen throughout your body. When hemoglobin binds with oxygen, it turns bright red. When it drops off that ...

We also discuss how to treat a nosebleed and how to prevent ... When nasal mucus has a brownish or reddish color, this may stem from the presence of blood. As the nose lining is delicate and ...

Young women who have just started their periods often worry about changes in the color of their period blood. They want to know whether it's OK for blood to be brown and not red. ‌It's ...