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 ...

They should have a color of deep red or orange ... ensuring they are not crowded in there. How To Tell If A Blood Orange Is Bad Because these oranges do not last forever, it is also essential ...

Period blood color can change from bright red to dark red, pink, or brown at different points during menstruation, though ...